Alright, let's work through 90445977 times 61055001 step by step
90445977 × 61055001 = 61055001 × (90445977)
+ 61055001 × 7 that equals 427385007
+ 61055001 × 70 what gives us 4273850070
+ 61055001 × 900 yielding 54949500900
+ 61055001 × 5000 resulting in 305275005000
+ 61055001 × 40000 yielding 2442200040000
+ 61055001 × 400000 which equals 24422000400000
+ 61055001 × 0000000 what gives us 0
+ 61055001 × 90000000 what gives us 5494950090000000

= 5522179216180977
