No problem, we've got 87161401 and 54069999 to multiply
87161401 × 54069999 = 54069999 × (87161401)
+ 54069999 × 1 that results in 54069999
+ 54069999 × 00 that results in 0
+ 54069999 × 400 that is equal 21627999600
+ 54069999 × 1000 yielding 54069999000
+ 54069999 × 60000 which equals 3244199940000
+ 54069999 × 100000 that equals 5406999900000
+ 54069999 × 7000000 resulting in 378489993000000
+ 54069999 × 80000000 that equals 4325599920000000

= 4712816864908599
