The current U.S. national debt is approximately $36.56 trillion, of which about $29 trillion is public debt and $7.4 trillion is intra-governmental balances. This debt represents about 77% of the country's GDP, and foreign entities hold about 33% of the public debt. *The main components of the U.S. national debt:* - *Public debt*: Treasury bonds held by investors outside the federal government, including individuals, corporations, and foreign governments. *Intra-governmental debt*: Non-marketable Treasury securities held in accounts of programs managed by the federal government, such as the Social Security Trust Fund.