Annual interest payments will double to $2.14 trillion by 2036, nearly double the yearly budget for spending on defense.

"The longer lawmakers wait, the higher the price for Americans," warned Maya MacGuineas, president of the Committee for a Responsible Federal Budget.

The national debt is set to surpass the historical high of 106% of GDP that it reached in 1946 by 2030, according to the CBO.

Annual interest payments will double to $2.14 trillion by 2036, nearly double the yearly budget for spending on defense.

"Our nation’s deficits, debt, interest payments and trust funds are all in terrible shape," says Maya MacGuineas, president of the CRFB.

The nation's debt likely will become unsustainable and worsen by trillions of dollars over the next 10 years, the Congressional Budget Office said.