No problem, we've got 81008757 and 40966421 to multiply
81008757 × 40966421 = 40966421 × (81008757)
+ 40966421 × 7 giving us 286764947
+ 40966421 × 50 yielding 2048321050
+ 40966421 × 700 what gives us 28676494700
+ 40966421 × 8000 that results in 327731368000
+ 40966421 × 00000 producing 0
+ 40966421 × 000000 giving us 0
+ 40966421 × 1000000 which equals 40966421000000
+ 40966421 × 80000000 which equals 3277313680000000

= 3318638843948697
