22523645213 has 8 divisors (see below), whose sum is σ = 22826792736. Its totient is φ = 22222486000.

The previous prime is 22523645191. The next prime is 22523645233. The reversal of 22523645213 is 31254632522.

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 22523645213 - 2¹⁰ = 22523644189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22523645233) 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, 474263 + ... + 519588.

It is an arithmetic number, because the mean of its divisors is an integer number (2853349092).

Almost surely, 2^22523645213 is an apocalyptic number.

It is an amenable number.

22523645213 is a deficient number, since it is larger than the sum of its proper divisors (303147523).

22523645213 is a wasteful number, since it uses less digits than its factorization.

22523645213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994155.

The product of its digits is 86400, while the sum is 35.

The spelling of 22523645213 in words is "twenty-two billion, five hundred twenty-three million, six hundred forty-five thousand, two hundred thirteen".