Alright, let's work through 80998299 times 58001758 step by step
80998299 × 58001758 = 58001758 × (80998299)
+ 58001758 × 9 giving us 522015822
+ 58001758 × 90 giving us 5220158220
+ 58001758 × 200 what gives us 11600351600
+ 58001758 × 8000 that results in 464014064000
+ 58001758 × 90000 what gives us 5220158220000
+ 58001758 × 900000 that equals 52201582200000
+ 58001758 × 0000000 producing 0
+ 58001758 × 80000000 which equals 4640140640000000

= 4698043737009642
