264921871375 has 32 divisors (see below), whose sum is σ = 384983673984. Its totient is φ = 178233120000.

The previous prime is 264921871301. The next prime is 264921871441. The reversal of 264921871375 is 573178129462.

It is a de Polignac number, because none of the positive numbers 2^k-264921871375 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2809926 + ... + 2902675.

It is an arithmetic number, because the mean of its divisors is an integer number (12030739812).

Almost surely, 2^264921871375 is an apocalyptic number.

264921871375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

264921871375 is a deficient number, since it is larger than the sum of its proper divisors (120061802609).

264921871375 is an equidigital number, since it uses as much as digits as its factorization.

264921871375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712676 (or 5712666 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 55.

The spelling of 264921871375 in words is "two hundred sixty-four billion, nine hundred twenty-one million, eight hundred seventy-one thousand, three hundred seventy-five".