Alright, let's work through 88612810 times 77673358 step by step
88612810 × 77673358 = 77673358 × (88612810)
+ 77673358 × 0 yielding 0
+ 77673358 × 10 yielding 776733580
+ 77673358 × 800 resulting in 62138686400
+ 77673358 × 2000 resulting in 155346716000
+ 77673358 × 10000 yielding 776733580000
+ 77673358 × 600000 yielding 46604014800000
+ 77673358 × 8000000 resulting in 621386864000000
+ 77673358 × 80000000 yielding 6213868640000000

= 6882854514515980
