No problem, we've got 40409611 and 96381975 to multiply
40409611 × 96381975 = 96381975 × (40409611)
+ 96381975 × 1 producing 96381975
+ 96381975 × 10 that is equal 963819750
+ 96381975 × 600 that is equal 57829185000
+ 96381975 × 9000 producing 867437775000
+ 96381975 × 00000 what gives us 0
+ 96381975 × 400000 what gives us 38552790000000
+ 96381975 × 0000000 yielding 0
+ 96381975 × 40000000 yielding 3855279000000000

= 3894758117161725
