23137507399 has 8 divisors (see below), whose sum is σ = 24536413728. Its totient is φ = 21742809600.

The previous prime is 23137507391. The next prime is 23137507411. The reversal of 23137507399 is 99370573132.

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

It is not a de Polignac number, because 23137507399 - 2³ = 23137507391 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 (23137507391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040802 + ... + 1062799.

It is an arithmetic number, because the mean of its divisors is an integer number (3067051716).

Almost surely, 2^23137507399 is an apocalyptic number.

23137507399 is a deficient number, since it is larger than the sum of its proper divisors (1398906329).

23137507399 is a wasteful number, since it uses less digits than its factorization.

23137507399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2104265.

The product of its (nonzero) digits is 1071630, while the sum is 49.

The spelling of 23137507399 in words is "twenty-three billion, one hundred thirty-seven million, five hundred seven thousand, three hundred ninety-nine".