The us debt is $18,152,809,942, 589 write this number in word form

eighteen trillion one hundred fifty-two billion eight hundred nine million nine hundred forty-two thousand five hundred eighty-nine

eighteen trillion, one hundred fifty two billion, eight hundred and nine million, nine hundred forty two thousand, five hundred and eighty nine

Step-by-step explanation:

start at the left. count each ten. go 10s, hundreds, thousands. work yor way up to the quadrillion.  it goes 10(ten), 100(hundred), 1,000(thousand), 10,000(ten-thousand), 100,000(hundred thousand), 1,000,000(million), 10,000,000(ten million), 100,000,000(hundred million), 1,000,000,000(billion), 10,000,000,000(ten billion), 100,000,000,000(hundred billion), 1,000,000,000,000(trillion), 10,000,000,000,000(ten trillion)

the first one, all those points on the line just make a strait line.

the correct answer would be the third option