No problem, we've got 81185998 and 25223544 to multiply
81185998 × 25223544 = 25223544 × (81185998)
+ 25223544 × 8 producing 201788352
+ 25223544 × 90 producing 2270118960
+ 25223544 × 900 that equals 22701189600
+ 25223544 × 5000 producing 126117720000
+ 25223544 × 80000 that results in 2017883520000
+ 25223544 × 100000 producing 2522354400000
+ 25223544 × 1000000 that equals 25223544000000
+ 25223544 × 80000000 yielding 2017883520000000

= 2047798592736912
