Alright, let's work through 77906678 times 82935542 step by step
77906678 × 82935542 = 82935542 × (77906678)
+ 82935542 × 8 giving us 663484336
+ 82935542 × 70 yielding 5805487940
+ 82935542 × 600 that results in 49761325200
+ 82935542 × 6000 that equals 497613252000
+ 82935542 × 00000 that equals 0
+ 82935542 × 900000 that equals 74641987800000
+ 82935542 × 7000000 resulting in 580548794000000
+ 82935542 × 70000000 what gives us 5805487940000000

= 6461232565349476
