23275004551437 has 4 divisors (see below), whose sum is σ = 31033339401920. Its totient is φ = 15516669700956.

The previous prime is 23275004551369. The next prime is 23275004551441. The reversal of 23275004551437 is 73415540057232.

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 not a de Polignac number, because 23275004551437 - 2⁸ = 23275004551181 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 (23275004751437) 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, 3879167425237 + ... + 3879167425242.

It is an arithmetic number, because the mean of its divisors is an integer number (7758334850480).

Almost surely, 2^{23275004551437} is an apocalyptic number.

It is an amenable number.

23275004551437 is a deficient number, since it is larger than the sum of its proper divisors (7758334850483).

23275004551437 is an equidigital number, since it uses as much as digits as its factorization.

23275004551437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758334850482.

The product of its (nonzero) digits is 3528000, while the sum is 48.

The spelling of 23275004551437 in words is "twenty-three trillion, two hundred seventy-five billion, four million, five hundred fifty-one thousand, four hundred thirty-seven".