264091044102864 has 40 divisors (see below), whose sum is σ = 744256578836832. Its totient is φ = 80027589121920.

The previous prime is 264091044102779. The next prime is 264091044102871. The reversal of 264091044102864 is 468201440190462.

It is a happy number.

It is a super-2 number, since 2×264091044102864² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250086215479 + ... + 250086216534.

Almost surely, 2^{264091044102864} is an apocalyptic number.

264091044102864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

264091044102864 is an abundant number, since it is smaller than the sum of its proper divisors (480165534733968).

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

264091044102864 is a wasteful number, since it uses less digits than its factorization.

264091044102864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500172432035 (or 500172432029 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 264091044102864 in words is "two hundred sixty-four trillion, ninety-one billion, forty-four million, one hundred two thousand, eight hundred sixty-four".