Alright, let's work through 9978 times 6432 step by step
9978 × 6432 = 6432 × (9978)
+ 6432 × 8 resulting in 51456
+ 6432 × 70 what gives us 450240
+ 6432 × 900 resulting in 5788800
+ 6432 × 9000 that equals 57888000

= 64178496
