264404242504495 has 16 divisors (see below), whose sum is σ = 317710811658240. Its totient is φ = 211239602970624.

The previous prime is 264404242504433. The next prime is 264404242504561. The reversal of 264404242504495 is 594405242404462.

It is a cyclic number.

It is not a de Polignac number, because 264404242504495 - 2⁹ = 264404242503983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92459602 + ... + 95276368.

It is an arithmetic number, because the mean of its divisors is an integer number (19856925728640).

Almost surely, 2^{264404242504495} is an apocalyptic number.

264404242504495 is a deficient number, since it is larger than the sum of its proper divisors (53306569153745).

264404242504495 is a wasteful number, since it uses less digits than its factorization.

264404242504495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841954.

The product of its (nonzero) digits is 44236800, while the sum is 55.

The spelling of 264404242504495 in words is "two hundred sixty-four trillion, four hundred four billion, two hundred forty-two million, five hundred four thousand, four hundred ninety-five".