Alright, let's work through 45187839 times 92107663 step by step
45187839 × 92107663 = 92107663 × (45187839)
+ 92107663 × 9 that results in 828968967
+ 92107663 × 30 resulting in 2763229890
+ 92107663 × 800 that is equal 73686130400
+ 92107663 × 7000 that is equal 644753641000
+ 92107663 × 80000 which equals 7368613040000
+ 92107663 × 100000 giving us 9210766300000
+ 92107663 × 5000000 that is equal 460538315000000
+ 92107663 × 40000000 that is equal 3684306520000000

= 4162146246310257
