Alright, let's work through 99855622 times 52849872 step by step
99855622 × 52849872 = 52849872 × (99855622)
+ 52849872 × 2 that equals 105699744
+ 52849872 × 20 resulting in 1056997440
+ 52849872 × 600 that is equal 31709923200
+ 52849872 × 5000 that is equal 264249360000
+ 52849872 × 50000 that results in 2642493600000
+ 52849872 × 800000 resulting in 42279897600000
+ 52849872 × 9000000 that results in 475648848000000
+ 52849872 × 90000000 giving us 4756488480000000

= 5277356841180384
