264317905504 has 36 divisors (see below), whose sum is σ = 543984646716. Its totient is φ = 126412903232.

The previous prime is 264317905487. The next prime is 264317905541. The reversal of 264317905504 is 405509713462.

It is a happy number.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 7790194 + ... + 7824049.

It is an arithmetic number, because the mean of its divisors is an integer number (15110684631).

Almost surely, 2^264317905504 is an apocalyptic number.

It is an amenable number.

264317905504 is an abundant number, since it is smaller than the sum of its proper divisors (279666741212).

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

264317905504 is a wasteful number, since it uses less digits than its factorization.

264317905504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15614299 (or 15614268 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 264317905504 in words is "two hundred sixty-four billion, three hundred seventeen million, nine hundred five thousand, five hundred four".