No problem, we've got 89812154 and 55375184 to multiply
89812154 × 55375184 = 55375184 × (89812154)
+ 55375184 × 4 producing 221500736
+ 55375184 × 50 producing 2768759200
+ 55375184 × 100 giving us 5537518400
+ 55375184 × 2000 producing 110750368000
+ 55375184 × 10000 giving us 553751840000
+ 55375184 × 800000 giving us 44300147200000
+ 55375184 × 9000000 what gives us 498376656000000
+ 55375184 × 80000000 that is equal 4430014720000000

= 4973364553186336
