Alright, let's work through 90714009 times 51873684 step by step
90714009 × 51873684 = 51873684 × (90714009)
+ 51873684 × 9 what gives us 466863156
+ 51873684 × 00 that equals 0
+ 51873684 × 000 that results in 0
+ 51873684 × 4000 resulting in 207494736000
+ 51873684 × 10000 giving us 518736840000
+ 51873684 × 700000 that equals 36311578800000
+ 51873684 × 0000000 producing 0
+ 51873684 × 90000000 that is equal 4668631560000000

= 4705669837239156
