No problem, we've got 66728481 and 18721223 to multiply
66728481 × 18721223 = 18721223 × (66728481)
+ 18721223 × 1 giving us 18721223
+ 18721223 × 80 that equals 1497697840
+ 18721223 × 400 that equals 7488489200
+ 18721223 × 8000 giving us 149769784000
+ 18721223 × 20000 which equals 374424460000
+ 18721223 × 700000 producing 13104856100000
+ 18721223 × 6000000 yielding 112327338000000
+ 18721223 × 60000000 that results in 1123273380000000

= 1249238773252263
