No problem, we've got 55188780 and 18079574 to multiply
55188780 × 18079574 = 18079574 × (55188780)
+ 18079574 × 0 that results in 0
+ 18079574 × 80 which equals 1446365920
+ 18079574 × 700 producing 12655701800
+ 18079574 × 8000 what gives us 144636592000
+ 18079574 × 80000 producing 1446365920000
+ 18079574 × 100000 producing 1807957400000
+ 18079574 × 5000000 which equals 90397870000000
+ 18079574 × 50000000 what gives us 903978700000000

= 997789631979720
