No problem, we've got 80740992 and 55118843 to multiply
80740992 × 55118843 = 55118843 × (80740992)
+ 55118843 × 2 giving us 110237686
+ 55118843 × 90 yielding 4960695870
+ 55118843 × 900 giving us 49606958700
+ 55118843 × 0000 producing 0
+ 55118843 × 40000 yielding 2204753720000
+ 55118843 × 700000 that is equal 38583190100000
+ 55118843 × 0000000 that is equal 0
+ 55118843 × 80000000 what gives us 4409507440000000

= 4450350061712256
