Alright, let's work through 82127148 times 67022539 step by step
82127148 × 67022539 = 67022539 × (82127148)
+ 67022539 × 8 that results in 536180312
+ 67022539 × 40 which equals 2680901560
+ 67022539 × 100 giving us 6702253900
+ 67022539 × 7000 resulting in 469157773000
+ 67022539 × 20000 what gives us 1340450780000
+ 67022539 × 100000 what gives us 6702253900000
+ 67022539 × 2000000 that equals 134045078000000
+ 67022539 × 80000000 yielding 5361803120000000

= 5504369979788772
