23645113523 has 8 divisors (see below), whose sum is σ = 24416977200. Its totient is φ = 22883339808.

The previous prime is 23645113519. The next prime is 23645113553. The reversal of 23645113523 is 32531154632.

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 23645113523 - 2² = 23645113519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23645113553) 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, 2517728 + ... + 2527101.

It is an arithmetic number, because the mean of its divisors is an integer number (3052122150).

Almost surely, 2^23645113523 is an apocalyptic number.

23645113523 is a deficient number, since it is larger than the sum of its proper divisors (771863677).

23645113523 is a wasteful number, since it uses less digits than its factorization.

23645113523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5044981.

The product of its digits is 64800, while the sum is 35.

The spelling of 23645113523 in words is "twenty-three billion, six hundred forty-five million, one hundred thirteen thousand, five hundred twenty-three".