No problem, we've got 89740899 and 54695121 to multiply
89740899 × 54695121 = 54695121 × (89740899)
+ 54695121 × 9 resulting in 492256089
+ 54695121 × 90 which equals 4922560890
+ 54695121 × 800 that results in 43756096800
+ 54695121 × 0000 that results in 0
+ 54695121 × 40000 that results in 2187804840000
+ 54695121 × 700000 that equals 38286584700000
+ 54695121 × 9000000 what gives us 492256089000000
+ 54695121 × 80000000 giving us 4375609680000000

= 4908389329453779
