264432461506256 has 20 divisors (see below), whose sum is σ = 515200117046400. Its totient is φ = 131477592591072.

The previous prime is 264432461506253. The next prime is 264432461506309. The reversal of 264432461506256 is 652605164234462.

It is a super-2 number, since 2×264432461506256² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264432461506253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46164882176 + ... + 46164887903.

It is an arithmetic number, because the mean of its divisors is an integer number (25760005852320).

Almost surely, 2^{264432461506256} is an apocalyptic number.

It is an amenable number.

264432461506256 is a deficient number, since it is larger than the sum of its proper divisors (250767655540144).

264432461506256 is a wasteful number, since it uses less digits than its factorization.

264432461506256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92329770266 (or 92329770260 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 56.

The spelling of 264432461506256 in words is "two hundred sixty-four trillion, four hundred thirty-two billion, four hundred sixty-one million, five hundred six thousand, two hundred fifty-six".