23496491645723 has 4 divisors (see below), whose sum is σ = 23505731322528. Its totient is φ = 23487251968920.

The previous prime is 23496491645629. The next prime is 23496491645743. The reversal of 23496491645723 is 32754619469432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23496491645723 - 2³⁰ = 23495417903899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23496491645723.

It is not an unprimeable number, because it can be changed into a prime (23496491645743) 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, 4619834588 + ... + 4619839673.

It is an arithmetic number, because the mean of its divisors is an integer number (5876432830632).

Almost surely, 2^{23496491645723} is an apocalyptic number.

23496491645723 is a deficient number, since it is larger than the sum of its proper divisors (9239676805).

23496491645723 is an equidigital number, since it uses as much as digits as its factorization.

23496491645723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239676804.

The product of its digits is 235146240, while the sum is 65.

The spelling of 23496491645723 in words is "twenty-three trillion, four hundred ninety-six billion, four hundred ninety-one million, six hundred forty-five thousand, seven hundred twenty-three".