22856914597 has 4 divisors (see below), whose sum is σ = 24934815936. Its totient is φ = 20779013260.

The previous prime is 22856914523. The next prime is 22856914609. The reversal of 22856914597 is 79541965822.

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 22856914597 - 2³¹ = 20709430949 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 (22856914517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1038950653 + ... + 1038950674.

It is an arithmetic number, because the mean of its divisors is an integer number (6233703984).

Almost surely, 2^22856914597 is an apocalyptic number.

It is an amenable number.

22856914597 is a deficient number, since it is larger than the sum of its proper divisors (2077901339).

22856914597 is a wasteful number, since it uses less digits than its factorization.

22856914597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077901338.

The product of its digits is 10886400, while the sum is 58.

The spelling of 22856914597 in words is "twenty-two billion, eight hundred fifty-six million, nine hundred fourteen thousand, five hundred ninety-seven".