No problem, we've got 45488398 and 11978750 to multiply
45488398 × 11978750 = 11978750 × (45488398)
+ 11978750 × 8 giving us 95830000
+ 11978750 × 90 what gives us 1078087500
+ 11978750 × 300 that is equal 3593625000
+ 11978750 × 8000 yielding 95830000000
+ 11978750 × 80000 yielding 958300000000
+ 11978750 × 400000 resulting in 4791500000000
+ 11978750 × 5000000 which equals 59893750000000
+ 11978750 × 40000000 producing 479150000000000

= 544894147542500
