Alright, let's work through 42853084 times 77755513 step by step
42853084 × 77755513 = 77755513 × (42853084)
+ 77755513 × 4 that equals 311022052
+ 77755513 × 80 which equals 6220441040
+ 77755513 × 000 giving us 0
+ 77755513 × 3000 giving us 233266539000
+ 77755513 × 50000 producing 3887775650000
+ 77755513 × 800000 which equals 62204410400000
+ 77755513 × 2000000 resulting in 155511026000000
+ 77755513 × 40000000 that results in 3110220520000000

= 3332063530052092
