21633286936099 has 8 divisors (see below), whose sum is σ = 21683927105280. Its totient is φ = 21582652956936.

The previous prime is 21633286936043. The next prime is 21633286936199. The reversal of 21633286936099 is 99063968233612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21633286936099 - 2¹⁷ = 21633286805027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21633286936199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5487792 + ... + 8566354.

It is an arithmetic number, because the mean of its divisors is an integer number (2710490888160).

Almost surely, 2^{21633286936099} is an apocalyptic number.

21633286936099 is a deficient number, since it is larger than the sum of its proper divisors (50640169181).

21633286936099 is a wasteful number, since it uses less digits than its factorization.

21633286936099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3095009.

The product of its (nonzero) digits is 136048896, while the sum is 67.

The spelling of 21633286936099 in words is "twenty-one trillion, six hundred thirty-three billion, two hundred eighty-six million, nine hundred thirty-six thousand, ninety-nine".