There is also a missing 21 trillion dollars.
https://usawatchdog.com/missing-21-trillion-means-federal-government-is-lawless-dr-mark-skidmore/
https://msutoday.msu.edu/news/2017/msu-scholars-find-21-trillion-in-unauthorized-government-spending-defense-department-to-conduct/
https://www.forbes.com/sites/kotlikoff/2017/12/08/has-our-government-spent-21-trillion-of-our-money-without-telling-us/#4d925d747aef