23655010503 has 4 divisors (see below), whose sum is σ = 31540014008. Its totient is φ = 15770007000.

The previous prime is 23655010499. The next prime is 23655010529. The reversal of 23655010503 is 30501055632.

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

It is not a de Polignac number, because 23655010503 - 2² = 23655010499 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 (23655010103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3942501748 + ... + 3942501753.

It is an arithmetic number, because the mean of its divisors is an integer number (7885003502).

Almost surely, 2^23655010503 is an apocalyptic number.

23655010503 is a deficient number, since it is larger than the sum of its proper divisors (7885003505).

23655010503 is an equidigital number, since it uses as much as digits as its factorization.

23655010503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885003504.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 23655010503 in words is "twenty-three billion, six hundred fifty-five million, ten thousand, five hundred three".