Alright, let's work through 64445468 times 54313721 step by step
64445468 × 54313721 = 54313721 × (64445468)
+ 54313721 × 8 yielding 434509768
+ 54313721 × 60 that results in 3258823260
+ 54313721 × 400 that equals 21725488400
+ 54313721 × 5000 which equals 271568605000
+ 54313721 × 40000 that equals 2172548840000
+ 54313721 × 400000 giving us 21725488400000
+ 54313721 × 4000000 producing 217254884000000
+ 54313721 × 60000000 resulting in 3258823260000000

= 3500273168666428
