23238015873823 has 4 divisors (see below), whose sum is σ = 23238185486760. Its totient is φ = 23237846260888.

The previous prime is 23238015873763. The next prime is 23238015873907. The reversal of 23238015873823 is 32837851083232.

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 23238015873823 - 2⁹ = 23238015873311 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 (23238015873223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84600793 + ... + 84875026.

It is an arithmetic number, because the mean of its divisors is an integer number (5809546371690).

Almost surely, 2^{23238015873823} is an apocalyptic number.

23238015873823 is a deficient number, since it is larger than the sum of its proper divisors (169612937).

23238015873823 is a wasteful number, since it uses less digits than its factorization.

23238015873823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169612936.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 23238015873823 in words is "twenty-three trillion, two hundred thirty-eight billion, fifteen million, eight hundred seventy-three thousand, eight hundred twenty-three".