Alright, let's work through 83424848 times 63576470 step by step
83424848 × 63576470 = 63576470 × (83424848)
+ 63576470 × 8 that equals 508611760
+ 63576470 × 40 that equals 2543058800
+ 63576470 × 800 that equals 50861176000
+ 63576470 × 4000 producing 254305880000
+ 63576470 × 20000 that results in 1271529400000
+ 63576470 × 400000 that is equal 25430588000000
+ 63576470 × 3000000 yielding 190729410000000
+ 63576470 × 80000000 what gives us 5086117600000000

= 5303857346126560
