No problem, we've got 80424554 and 89248996 to multiply
80424554 × 89248996 = 89248996 × (80424554)
+ 89248996 × 4 yielding 356995984
+ 89248996 × 50 yielding 4462449800
+ 89248996 × 500 yielding 44624498000
+ 89248996 × 4000 that equals 356995984000
+ 89248996 × 20000 producing 1784979920000
+ 89248996 × 400000 resulting in 35699598400000
+ 89248996 × 0000000 resulting in 0
+ 89248996 × 80000000 which equals 7139919680000000

= 7177810698247784
