22556131165533 has 16 divisors (see below), whose sum is σ = 34371314047616. Its totient is φ = 12889192849920.

The previous prime is 22556131165453. The next prime is 22556131165541. The reversal of 22556131165533 is 33556113165522.

It is not a de Polignac number, because 22556131165533 - 2⁸ = 22556131165277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22556131165583) 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, 19468485 + ... + 20594517.

It is an arithmetic number, because the mean of its divisors is an integer number (2148207127976).

Almost surely, 2^{22556131165533} is an apocalyptic number.

It is an amenable number.

22556131165533 is a deficient number, since it is larger than the sum of its proper divisors (11815182882083).

22556131165533 is a wasteful number, since it uses less digits than its factorization.

22556131165533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079924.

The product of its digits is 2430000, while the sum is 48.

The spelling of 22556131165533 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred thirty-one million, one hundred sixty-five thousand, five hundred thirty-three".