Alright, let's work through 85745151 times 67623719 step by step
85745151 × 67623719 = 67623719 × (85745151)
+ 67623719 × 1 resulting in 67623719
+ 67623719 × 50 yielding 3381185950
+ 67623719 × 100 that equals 6762371900
+ 67623719 × 5000 which equals 338118595000
+ 67623719 × 40000 yielding 2704948760000
+ 67623719 × 700000 what gives us 47336603300000
+ 67623719 × 5000000 resulting in 338118595000000
+ 67623719 × 80000000 which equals 5409897520000000

= 5798405996836569
