Alright, let's work through 76398445 times 85770166 step by step
76398445 × 85770166 = 85770166 × (76398445)
+ 85770166 × 5 which equals 428850830
+ 85770166 × 40 that equals 3430806640
+ 85770166 × 400 giving us 34308066400
+ 85770166 × 8000 that equals 686161328000
+ 85770166 × 90000 which equals 7719314940000
+ 85770166 × 300000 that results in 25731049800000
+ 85770166 × 6000000 yielding 514620996000000
+ 85770166 × 70000000 yielding 6003911620000000

= 6552707309791870
