Alright, let's work through 27639785 times 48464709 step by step
27639785 × 48464709 = 48464709 × (27639785)
+ 48464709 × 5 that equals 242323545
+ 48464709 × 80 producing 3877176720
+ 48464709 × 700 resulting in 33925296300
+ 48464709 × 9000 which equals 436182381000
+ 48464709 × 30000 yielding 1453941270000
+ 48464709 × 600000 that is equal 29078825400000
+ 48464709 × 7000000 what gives us 339252963000000
+ 48464709 × 20000000 which equals 969294180000000

= 1339554136847565
