No problem, we've got 48863458 and 80589364 to multiply
48863458 × 80589364 = 80589364 × (48863458)
+ 80589364 × 8 yielding 644714912
+ 80589364 × 50 that results in 4029468200
+ 80589364 × 400 resulting in 32235745600
+ 80589364 × 3000 which equals 241768092000
+ 80589364 × 60000 yielding 4835361840000
+ 80589364 × 800000 resulting in 64471491200000
+ 80589364 × 8000000 resulting in 644714912000000
+ 80589364 × 40000000 that equals 3223574560000000

= 3937875003060712
