23318352472464 has 135 divisors (see below), whose sum is σ = 75914851543947. Its totient is φ = 6662270526912.

The previous prime is 23318352472447. The next prime is 23318352472531. The reversal of 23318352472464 is 46427425381332.

It is a happy number.

The square root of 23318352472464 is 4828908.

It is a perfect power (a square), and thus also a powerful number.

23318352472464 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 8 + 3 + 524 + 72 + 46 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 23318352472464.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 405599529 + ... + 405657015.

Almost surely, 2^{23318352472464} is an apocalyptic number.

23318352472464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

23318352472464 is the 4828908-th square number.

It is an amenable number.

23318352472464 is an abundant number, since it is smaller than the sum of its proper divisors (52596499071483).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23318352472464 is an frugal number, since it uses more digits than its factorization.

23318352472464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115002 (or 57499 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 54.

The spelling of 23318352472464 in words is "twenty-three trillion, three hundred eighteen billion, three hundred fifty-two million, four hundred seventy-two thousand, four hundred sixty-four".