Alright, let's work through 70736449 times 49791399 step by step
70736449 × 49791399 = 49791399 × (70736449)
+ 49791399 × 9 what gives us 448122591
+ 49791399 × 40 that is equal 1991655960
+ 49791399 × 400 giving us 19916559600
+ 49791399 × 6000 resulting in 298748394000
+ 49791399 × 30000 that results in 1493741970000
+ 49791399 × 700000 that equals 34853979300000
+ 49791399 × 0000000 that results in 0
+ 49791399 × 70000000 which equals 3485397930000000

= 3522066756002151
