Alright, let's work through 10349969 times 63429520 step by step
10349969 × 63429520 = 63429520 × (10349969)
+ 63429520 × 9 that equals 570865680
+ 63429520 × 60 which equals 3805771200
+ 63429520 × 900 what gives us 57086568000
+ 63429520 × 9000 resulting in 570865680000
+ 63429520 × 40000 resulting in 2537180800000
+ 63429520 × 300000 giving us 19028856000000
+ 63429520 × 0000000 resulting in 0
+ 63429520 × 10000000 that is equal 634295200000000

= 656493565684880
