Alright, let's work through 56455115 times 18053876 step by step
56455115 × 18053876 = 18053876 × (56455115)
+ 18053876 × 5 what gives us 90269380
+ 18053876 × 10 what gives us 180538760
+ 18053876 × 100 what gives us 1805387600
+ 18053876 × 5000 that is equal 90269380000
+ 18053876 × 50000 yielding 902693800000
+ 18053876 × 400000 that is equal 7221550400000
+ 18053876 × 6000000 that is equal 108323256000000
+ 18053876 × 50000000 which equals 902693800000000

= 1019233645775740
