Alright, let's work through 52816764 times 72266140 step by step
52816764 × 72266140 = 72266140 × (52816764)
+ 72266140 × 4 that is equal 289064560
+ 72266140 × 60 that is equal 4335968400
+ 72266140 × 700 resulting in 50586298000
+ 72266140 × 6000 that is equal 433596840000
+ 72266140 × 10000 what gives us 722661400000
+ 72266140 × 800000 that results in 57812912000000
+ 72266140 × 2000000 what gives us 144532280000000
+ 72266140 × 50000000 giving us 3613307000000000

= 3816863661570960
