Alright, let's work through 78800111 times 86325077 step by step
78800111 × 86325077 = 86325077 × (78800111)
+ 86325077 × 1 what gives us 86325077
+ 86325077 × 10 producing 863250770
+ 86325077 × 100 what gives us 8632507700
+ 86325077 × 0000 giving us 0
+ 86325077 × 00000 that is equal 0
+ 86325077 × 800000 yielding 69060061600000
+ 86325077 × 8000000 yielding 690600616000000
+ 86325077 × 70000000 resulting in 6042755390000000

= 6802425649683547
