Alright, let's work through 63297435 times 39723942 step by step
63297435 × 39723942 = 39723942 × (63297435)
+ 39723942 × 5 which equals 198619710
+ 39723942 × 30 that results in 1191718260
+ 39723942 × 400 that equals 15889576800
+ 39723942 × 7000 that is equal 278067594000
+ 39723942 × 90000 which equals 3575154780000
+ 39723942 × 200000 resulting in 7944788400000
+ 39723942 × 3000000 resulting in 119171826000000
+ 39723942 × 60000000 that results in 2383436520000000

= 2514423636688770
