Alright, let's work through 25622185 times 42028311 step by step
25622185 × 42028311 = 42028311 × (25622185)
+ 42028311 × 5 resulting in 210141555
+ 42028311 × 80 resulting in 3362264880
+ 42028311 × 100 that results in 4202831100
+ 42028311 × 2000 producing 84056622000
+ 42028311 × 20000 resulting in 840566220000
+ 42028311 × 600000 which equals 25216986600000
+ 42028311 × 5000000 producing 210141555000000
+ 42028311 × 20000000 that results in 840566220000000

= 1076857159679535
