Alright, let's work through 52645378 times 89772073 step by step
52645378 × 89772073 = 89772073 × (52645378)
+ 89772073 × 8 that equals 718176584
+ 89772073 × 70 which equals 6284045110
+ 89772073 × 300 which equals 26931621900
+ 89772073 × 5000 that is equal 448860365000
+ 89772073 × 40000 giving us 3590882920000
+ 89772073 × 600000 that is equal 53863243800000
+ 89772073 × 2000000 that equals 179544146000000
+ 89772073 × 50000000 that is equal 4488603650000000

= 4726084716928594
