Alright, let's work through 45720978 times 36454323 step by step
45720978 × 36454323 = 36454323 × (45720978)
+ 36454323 × 8 what gives us 291634584
+ 36454323 × 70 resulting in 2551802610
+ 36454323 × 900 that is equal 32808890700
+ 36454323 × 0000 that results in 0
+ 36454323 × 20000 that is equal 729086460000
+ 36454323 × 700000 resulting in 25518026100000
+ 36454323 × 5000000 resulting in 182271615000000
+ 36454323 × 40000000 that is equal 1458172920000000

= 1666727299887894
