Alright, let's work through 68390985 times 54644134 step by step
68390985 × 54644134 = 54644134 × (68390985)
+ 54644134 × 5 giving us 273220670
+ 54644134 × 80 which equals 4371530720
+ 54644134 × 900 that results in 49179720600
+ 54644134 × 0000 that results in 0
+ 54644134 × 90000 yielding 4917972060000
+ 54644134 × 300000 that equals 16393240200000
+ 54644134 × 8000000 resulting in 437153072000000
+ 54644134 × 60000000 yielding 3278648040000000

= 3737166148731990
