Alright, let's work through 8419376 times 55128697 step by step
8419376 × 55128697 = 55128697 × (8419376)
+ 55128697 × 6 which equals 330772182
+ 55128697 × 70 resulting in 3859008790
+ 55128697 × 300 that equals 16538609100
+ 55128697 × 9000 what gives us 496158273000
+ 55128697 × 10000 that is equal 551286970000
+ 55128697 × 400000 what gives us 22051478800000
+ 55128697 × 8000000 that results in 441029576000000

= 464149228433072
