No problem, we've got 66073809 and 20848131 to multiply
66073809 × 20848131 = 20848131 × (66073809)
+ 20848131 × 9 what gives us 187633179
+ 20848131 × 00 what gives us 0
+ 20848131 × 800 that results in 16678504800
+ 20848131 × 3000 yielding 62544393000
+ 20848131 × 70000 producing 1459369170000
+ 20848131 × 000000 giving us 0
+ 20848131 × 6000000 that results in 125088786000000
+ 20848131 × 60000000 that is equal 1250887860000000

= 1377515425700979
