No problem, we've got 88919769 and 70428383 to multiply
88919769 × 70428383 = 70428383 × (88919769)
+ 70428383 × 9 resulting in 633855447
+ 70428383 × 60 resulting in 4225702980
+ 70428383 × 700 giving us 49299868100
+ 70428383 × 9000 which equals 633855447000
+ 70428383 × 10000 yielding 704283830000
+ 70428383 × 900000 yielding 63385544700000
+ 70428383 × 8000000 that equals 563427064000000
+ 70428383 × 80000000 producing 5634270640000000

= 6262475547403527
