Alright, let's work through 70347618 times 65357809 step by step
70347618 × 65357809 = 65357809 × (70347618)
+ 65357809 × 8 what gives us 522862472
+ 65357809 × 10 yielding 653578090
+ 65357809 × 600 that results in 39214685400
+ 65357809 × 7000 producing 457504663000
+ 65357809 × 40000 yielding 2614312360000
+ 65357809 × 300000 that results in 19607342700000
+ 65357809 × 0000000 that results in 0
+ 65357809 × 70000000 what gives us 4575046630000000

= 4597766180848962
