Alright, let's work through 27484482 times 42599815 step by step
27484482 × 42599815 = 42599815 × (27484482)
+ 42599815 × 2 what gives us 85199630
+ 42599815 × 80 yielding 3407985200
+ 42599815 × 400 producing 17039926000
+ 42599815 × 4000 that is equal 170399260000
+ 42599815 × 80000 which equals 3407985200000
+ 42599815 × 400000 yielding 17039926000000
+ 42599815 × 7000000 that equals 298198705000000
+ 42599815 × 20000000 resulting in 851996300000000

= 1170833848570830
