Alright, let's work through 85920184 times 79674646 step by step
85920184 × 79674646 = 79674646 × (85920184)
+ 79674646 × 4 resulting in 318698584
+ 79674646 × 80 that equals 6373971680
+ 79674646 × 100 yielding 7967464600
+ 79674646 × 0000 that results in 0
+ 79674646 × 20000 resulting in 1593492920000
+ 79674646 × 900000 that equals 71707181400000
+ 79674646 × 5000000 that equals 398373230000000
+ 79674646 × 80000000 giving us 6373971680000000

= 6845660244454864
