764752864 has 24 divisors (see below), whose sum is σ = 1524670560. Its totient is φ = 377534976.

The previous prime is 764752853. The next prime is 764752897. The reversal of 764752864 is 468257467.

764752864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 148729 + ... + 153784.

It is an arithmetic number, because the mean of its divisors is an integer number (63527940).

Almost surely, 2^764752864 is an apocalyptic number.

It is an amenable number.

764752864 is a deficient number, since it is larger than the sum of its proper divisors (759917696).

764752864 is a wasteful number, since it uses less digits than its factorization.

764752864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302602 (or 302594 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 49.

The square root of 764752864 is about 27654.1654005323. The cubic root of 764752864 is about 914.4789309279.

The spelling of 764752864 in words is "seven hundred sixty-four million, seven hundred fifty-two thousand, eight hundred sixty-four".