Alright, let's work through 6598 times 666 step by step
6598 × 666 = 666 × (6598)
+ 666 × 8 what gives us 5328
+ 666 × 90 that results in 59940
+ 666 × 500 resulting in 333000
+ 666 × 6000 which equals 3996000

= 4394268
