22371568253 has 4 divisors (see below), whose sum is σ = 22393101120. Its totient is φ = 22350035388.

The previous prime is 22371568243. The next prime is 22371568291. The reversal of 22371568253 is 35286517322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22371568253 - 2²⁶ = 22304459389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22371568243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10764875 + ... + 10766952.

It is an arithmetic number, because the mean of its divisors is an integer number (5598275280).

Almost surely, 2^22371568253 is an apocalyptic number.

It is an amenable number.

22371568253 is a deficient number, since it is larger than the sum of its proper divisors (21532867).

22371568253 is a wasteful number, since it uses less digits than its factorization.

22371568253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21532866.

The product of its digits is 604800, while the sum is 44.

The spelling of 22371568253 in words is "twenty-two billion, three hundred seventy-one million, five hundred sixty-eight thousand, two hundred fifty-three".