Alright, let's work through 58044341 times 81161804 step by step
58044341 × 81161804 = 81161804 × (58044341)
+ 81161804 × 1 which equals 81161804
+ 81161804 × 40 producing 3246472160
+ 81161804 × 300 which equals 24348541200
+ 81161804 × 4000 that equals 324647216000
+ 81161804 × 40000 resulting in 3246472160000
+ 81161804 × 000000 that is equal 0
+ 81161804 × 8000000 producing 649294432000000
+ 81161804 × 50000000 which equals 4058090200000000

= 4710983427551164
