Alright, let's work through 10055459 times 84191855 step by step
10055459 × 84191855 = 84191855 × (10055459)
+ 84191855 × 9 that results in 757726695
+ 84191855 × 50 producing 4209592750
+ 84191855 × 400 that equals 33676742000
+ 84191855 × 5000 giving us 420959275000
+ 84191855 × 50000 resulting in 4209592750000
+ 84191855 × 000000 that equals 0
+ 84191855 × 0000000 what gives us 0
+ 84191855 × 10000000 giving us 841918550000000

= 846587746086445
