Alright, let's work through 82643662 times 42185794 step by step
82643662 × 42185794 = 42185794 × (82643662)
+ 42185794 × 2 resulting in 84371588
+ 42185794 × 60 yielding 2531147640
+ 42185794 × 600 what gives us 25311476400
+ 42185794 × 3000 which equals 126557382000
+ 42185794 × 40000 that equals 1687431760000
+ 42185794 × 600000 resulting in 25311476400000
+ 42185794 × 2000000 that equals 84371588000000
+ 42185794 × 80000000 that is equal 3374863520000000

= 3486388500537628
