The United States (US) government often cites $18 trillion as the amount of money that they owe, but their actual debts are higher. Much higher.
The government in the USA owes $13.2 trillion in US Treasury Bonds, $5 trillion in money borrowed by the US Federal government from Federal government trust funds like the Social Security trust fund, $0.7 trillion for state bonds issued by the 50 states, $3.7 trillion for the municipal bond market (US towns, cities and counties), $1.97 trillion still owing by Freddie Mac and Fannie Mae, mostly for bad mortgages in years gone by, $6.23 trillion owed by US government authorities other than Fannie Mae and Freddie Mac, $1.04 trillion in loans taken out by the US Federal government (e.g. government credit card balances, short term loans) and $0.63 trillion in loans owed by government authorities (e.g. their government credit card balances, short term loans). As of April 1, 2015, according to the Federal Reserve Bank’s Financial Accounts of the US report, the government in the USA has $32.77 trillion in debt excluding unfunded government pension debts and unfunded government healthcare costs