23183568520472 has 16 divisors (see below), whose sum is σ = 43478814508560. Its totient is φ = 11589217984864.

The previous prime is 23183568520447. The next prime is 23183568520487. The reversal of 23183568520472 is 27402586538132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320746028 + ... + 320818299.

It is an arithmetic number, because the mean of its divisors is an integer number (2717425906785).

Almost surely, 2^{23183568520472} is an apocalyptic number.

It is an amenable number.

23183568520472 is a deficient number, since it is larger than the sum of its proper divisors (20295245988088).

23183568520472 is a wasteful number, since it uses less digits than its factorization.

23183568520472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641568850 (or 641568846 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 23183568520472 in words is "twenty-three trillion, one hundred eighty-three billion, five hundred sixty-eight million, five hundred twenty thousand, four hundred seventy-two".