23308953501 has 16 divisors (see below), whose sum is σ = 31841506368. Its totient is φ = 15157968000.

The previous prime is 23308953497. The next prime is 23308953559. The reversal of 23308953501 is 10535980332.

It is not a de Polignac number, because 23308953501 - 2² = 23308953497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23308953501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23308953901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202055 + ... + 1221291.

It is an arithmetic number, because the mean of its divisors is an integer number (1990094148).

Almost surely, 2^23308953501 is an apocalyptic number.

It is an amenable number.

23308953501 is a deficient number, since it is larger than the sum of its proper divisors (8532552867).

23308953501 is a wasteful number, since it uses less digits than its factorization.

23308953501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29132.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 23308953501 in words is "twenty-three billion, three hundred eight million, nine hundred fifty-three thousand, five hundred one".