Alright, let's work through 5409 times 5001 step by step
5409 × 5001 = 5001 × (5409)
+ 5001 × 9 resulting in 45009
+ 5001 × 00 giving us 0
+ 5001 × 400 that results in 2000400
+ 5001 × 5000 that is equal 25005000

= 27050409
