Alright, let's work through 80824039 times 55265431 step by step
80824039 × 55265431 = 55265431 × (80824039)
+ 55265431 × 9 that results in 497388879
+ 55265431 × 30 that results in 1657962930
+ 55265431 × 000 which equals 0
+ 55265431 × 4000 what gives us 221061724000
+ 55265431 × 20000 yielding 1105308620000
+ 55265431 × 800000 producing 44212344800000
+ 55265431 × 0000000 that results in 0
+ 55265431 × 80000000 giving us 4421234480000000

= 4466775350495809
