Alright, let's work through 72065266 times 53976554 step by step
72065266 × 53976554 = 53976554 × (72065266)
+ 53976554 × 6 which equals 323859324
+ 53976554 × 60 that is equal 3238593240
+ 53976554 × 200 that is equal 10795310800
+ 53976554 × 5000 which equals 269882770000
+ 53976554 × 60000 yielding 3238593240000
+ 53976554 × 000000 giving us 0
+ 53976554 × 2000000 giving us 107953108000000
+ 53976554 × 70000000 that equals 3778358780000000

= 3889834721773364
