Alright, let's work through 83518782 times 52249678 step by step
83518782 × 52249678 = 52249678 × (83518782)
+ 52249678 × 2 producing 104499356
+ 52249678 × 80 that results in 4179974240
+ 52249678 × 700 which equals 36574774600
+ 52249678 × 8000 that is equal 417997424000
+ 52249678 × 10000 that results in 522496780000
+ 52249678 × 500000 producing 26124839000000
+ 52249678 × 3000000 yielding 156749034000000
+ 52249678 × 80000000 yielding 4179974240000000

= 4363829466452196
