23507399323 has 16 divisors (see below), whose sum is σ = 24568427520. Its totient is φ = 22472123200.

The previous prime is 23507399309. The next prime is 23507399327. The reversal of 23507399323 is 32399370532.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23507399323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23507399327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736686 + ... + 767932.

It is an arithmetic number, because the mean of its divisors is an integer number (1535526720).

Almost surely, 2^23507399323 is an apocalyptic number.

23507399323 is a deficient number, since it is larger than the sum of its proper divisors (1061028197).

23507399323 is a wasteful number, since it uses less digits than its factorization.

23507399323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31658.

The product of its (nonzero) digits is 918540, while the sum is 46.

The spelling of 23507399323 in words is "twenty-three billion, five hundred seven million, three hundred ninety-nine thousand, three hundred twenty-three".