Alright, let's work through 9864 times 5664 step by step
9864 × 5664 = 5664 × (9864)
+ 5664 × 4 yielding 22656
+ 5664 × 60 giving us 339840
+ 5664 × 800 resulting in 4531200
+ 5664 × 9000 resulting in 50976000

= 55869696
