22553522013 has 16 divisors (see below), whose sum is σ = 33691749696. Its totient is φ = 13299373440.

The previous prime is 22553521961. The next prime is 22553522021. The reversal of 22553522013 is 31022535522.

It is not a de Polignac number, because 22553522013 - 2¹⁰ = 22553520989 is a prime.

It is a super-2 number, since 2×22553522013² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22553522093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9234456 + ... + 9236897.

It is an arithmetic number, because the mean of its divisors is an integer number (2105734356).

Almost surely, 2^22553522013 is an apocalyptic number.

It is an amenable number.

22553522013 is a deficient number, since it is larger than the sum of its proper divisors (11138227683).

22553522013 is a wasteful number, since it uses less digits than its factorization.

22553522013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18471404.

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 22553522013 in words is "twenty-two billion, five hundred fifty-three million, five hundred twenty-two thousand, thirteen".