Here's the word count of other things for context:

The King James Bible – 788,000

Lord of the Rings
The Fellowship of the Ring – 187,000
The Two Towers – 155,000
The Return of the King – 131,000

Harry Potter
Philosopher's Stone – 77,000 words
Chamber of Secrets – 85,000 words
Prisoner of Azkaban – 107,000 words
Goblet of Fire – 191,000 words
Order of the Phoenix – 257,000 words
Half-Blood Prince – 169,000 words
Deathly Hallows – 205,000 words

A Song of Ice And Fire
A Game of Thrones – 298,000
A Clash of kings – 326,000
A Storm of Swords – 424,000
A Feast for Crows – 300,000
A Dance with Dragons – 422,000

Twilight Series
Twilight- 118,000
New Moon – 133,000
Eclipse – 148,000
Breaking Dawn – 192,000

Obviously you’ll only get a word count like that by writing a creative, well thought-out plot, and not just letting your brain pee on the keyboard. Obviously.