Alright, let's work through 19670968 times 6542404 step by step
19670968 × 6542404 = 6542404 × (19670968)
+ 6542404 × 8 resulting in 52339232
+ 6542404 × 60 that results in 392544240
+ 6542404 × 900 that equals 5888163600
+ 6542404 × 0000 which equals 0
+ 6542404 × 70000 resulting in 457968280000
+ 6542404 × 600000 resulting in 3925442400000
+ 6542404 × 9000000 that equals 58881636000000
+ 6542404 × 10000000 that is equal 65424040000000

= 128695419727072
