Alright, let's work through 74328963 times 80454961 step by step
74328963 × 80454961 = 80454961 × (74328963)
+ 80454961 × 3 that equals 241364883
+ 80454961 × 60 producing 4827297660
+ 80454961 × 900 resulting in 72409464900
+ 80454961 × 8000 that equals 643639688000
+ 80454961 × 20000 which equals 1609099220000
+ 80454961 × 300000 giving us 24136488300000
+ 80454961 × 4000000 yielding 321819844000000
+ 80454961 × 70000000 what gives us 5631847270000000

= 5980133819335443
