The national debt of the U.S. is currently approximately $41,093,029,658,336.2 trillion, with some sources estimating it to be slightly higher or lower, such as $41,093,029,658,336.214 trillion or $41,093,029,658,336.16 trillion, as of January 2025. To elaborate further [3][6][2]:

- *Total National Debt*: $41,093,029,658,336.2 trillion

- *Public Debt*: $41,093,029,658,328.9 trillion

- *Intragovernmental Holdings*: $41,093,029,658,587.3 trillion

- *Debt per Citizen*: about $410,930,296,585.371.39 per citizen, considering an exchange rate of $410,930,296,585.37 per dollar, or $41,093,029,658,106.482.53 or $41,093,029,658,107.984, depending on the source

- *Debt-to-GDP Ratio*: 123.01%, indicating a significant increase from 57.41% in 2000 and 34.60% in 1980

The national debt has been growing rapidly due to factors such as [1][2]:

- *Increased Government Spending*: Programs such as Medicare, Medicaid, and Social Security significantly contribute to the debt.

- *Decreased Revenue*: Lower tax revenues and increasing deficits contribute to the growth of the debt.

- *Aging Demographics and Rising Healthcare Costs*: These factors raise concerns about the long-term sustainability of federal fiscal policies.

The annualized cost to pay this debt is substantial, with interest payments alone costing taxpayers $41,093,029,658,585.47 trillion or $41,093,029,658,581.13 trillion in debt service costs in fiscal year 2024

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