23457137251 has 8 divisors (see below), whose sum is σ = 24838406784. Its totient is φ = 22076027520.

The previous prime is 23457137243. The next prime is 23457137273. The reversal of 23457137251 is 15273175432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23457137251 - 2³ = 23457137243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23457137201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402126 + ... + 456748.

It is an arithmetic number, because the mean of its divisors is an integer number (3104800848).

Almost surely, 2^23457137251 is an apocalyptic number.

23457137251 is a deficient number, since it is larger than the sum of its proper divisors (1381269533).

23457137251 is a wasteful number, since it uses less digits than its factorization.

23457137251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79901.

The product of its digits is 176400, while the sum is 40.

The spelling of 23457137251 in words is "twenty-three billion, four hundred fifty-seven million, one hundred thirty-seven thousand, two hundred fifty-one".