Alright, let's work through 63997016 times 49147264 step by step
63997016 × 49147264 = 49147264 × (63997016)
+ 49147264 × 6 resulting in 294883584
+ 49147264 × 10 yielding 491472640
+ 49147264 × 000 resulting in 0
+ 49147264 × 7000 giving us 344030848000
+ 49147264 × 90000 giving us 4423253760000
+ 49147264 × 900000 that is equal 44232537600000
+ 49147264 × 3000000 resulting in 147441792000000
+ 49147264 × 60000000 that results in 2948835840000000

= 3145278240564224
