Alright, let's work through 44161781 times 77125142 step by step
44161781 × 77125142 = 77125142 × (44161781)
+ 77125142 × 1 that is equal 77125142
+ 77125142 × 80 yielding 6170011360
+ 77125142 × 700 that equals 53987599400
+ 77125142 × 1000 yielding 77125142000
+ 77125142 × 60000 resulting in 4627508520000
+ 77125142 × 100000 yielding 7712514200000
+ 77125142 × 4000000 which equals 308500568000000
+ 77125142 × 40000000 what gives us 3085005680000000

= 3405983630597902
