Alright, let's work through 53445705 times 20337620 step by step
53445705 × 20337620 = 20337620 × (53445705)
+ 20337620 × 5 what gives us 101688100
+ 20337620 × 00 that is equal 0
+ 20337620 × 700 that is equal 14236334000
+ 20337620 × 5000 what gives us 101688100000
+ 20337620 × 40000 resulting in 813504800000
+ 20337620 × 400000 what gives us 8135048000000
+ 20337620 × 3000000 yielding 61012860000000
+ 20337620 × 50000000 producing 1016881000000000

= 1086958438922100
