252174437317 has 4 divisors (see below), whose sum is σ = 275099386176. Its totient is φ = 229249488460.

The previous prime is 252174437233. The next prime is 252174437323. The reversal of 252174437317 is 713734471252.

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 252174437317 - 2¹⁹ = 252173913029 is a prime.

It is a super-2 number, since 2×252174437317² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252174437387) 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, 11462474413 + ... + 11462474434.

It is an arithmetic number, because the mean of its divisors is an integer number (68774846544).

Almost surely, 2^252174437317 is an apocalyptic number.

It is an amenable number.

252174437317 is a deficient number, since it is larger than the sum of its proper divisors (22924948859).

252174437317 is a wasteful number, since it uses less digits than its factorization.

252174437317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22924948858.

The product of its digits is 987840, while the sum is 46.

The spelling of 252174437317 in words is "two hundred fifty-two billion, one hundred seventy-four million, four hundred thirty-seven thousand, three hundred seventeen".