264379427264 has 28 divisors (see below), whose sum is σ = 525845215008. Its totient is φ = 131882995200.

The previous prime is 264379427183. The next prime is 264379427327. The reversal of 264379427264 is 462724973462.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4764677 + ... + 4819844.

Almost surely, 2^264379427264 is an apocalyptic number.

It is an amenable number.

264379427264 is a deficient number, since it is larger than the sum of its proper divisors (261465787744).

264379427264 is an equidigital number, since it uses as much as digits as its factorization.

264379427264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9584964 (or 9584954 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 56.

The spelling of 264379427264 in words is "two hundred sixty-four billion, three hundred seventy-nine million, four hundred twenty-seven thousand, two hundred sixty-four".