Alright, let's work through 49610406 times 78400828 step by step
49610406 × 78400828 = 78400828 × (49610406)
+ 78400828 × 6 that is equal 470404968
+ 78400828 × 00 that results in 0
+ 78400828 × 400 that equals 31360331200
+ 78400828 × 0000 that is equal 0
+ 78400828 × 10000 that equals 784008280000
+ 78400828 × 600000 giving us 47040496800000
+ 78400828 × 9000000 producing 705607452000000
+ 78400828 × 40000000 that equals 3136033120000000

= 3889496907816168
