Alright, let's work through 85057901 times 66100733 step by step
85057901 × 66100733 = 66100733 × (85057901)
+ 66100733 × 1 producing 66100733
+ 66100733 × 00 resulting in 0
+ 66100733 × 900 yielding 59490659700
+ 66100733 × 7000 resulting in 462705131000
+ 66100733 × 50000 that equals 3305036650000
+ 66100733 × 000000 that is equal 0
+ 66100733 × 5000000 producing 330503665000000
+ 66100733 × 80000000 resulting in 5288058640000000

= 5622389603541433
