Alright, let's work through 45450449 times 56036663 step by step
45450449 × 56036663 = 56036663 × (45450449)
+ 56036663 × 9 that is equal 504329967
+ 56036663 × 40 producing 2241466520
+ 56036663 × 400 that is equal 22414665200
+ 56036663 × 0000 that equals 0
+ 56036663 × 50000 that is equal 2801833150000
+ 56036663 × 400000 giving us 22414665200000
+ 56036663 × 5000000 that is equal 280183315000000
+ 56036663 × 40000000 what gives us 2241466520000000

= 2546891493811687
