764968694 has 24 divisors (see below), whose sum is σ = 1336503168. Its totient is φ = 327423600.

The previous prime is 764968657. The next prime is 764968723. The reversal of 764968694 is 496869467.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79019 + ... + 88169.

It is an arithmetic number, because the mean of its divisors is an integer number (55687632).

Almost surely, 2^764968694 is an apocalyptic number.

764968694 is a deficient number, since it is larger than the sum of its proper divisors (571534474).

764968694 is a wasteful number, since it uses less digits than its factorization.

764968694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10020 (or 10013 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 59.

The square root of 764968694 is about 27658.0674306792. The cubic root of 764968694 is about 914.5649514941.

The spelling of 764968694 in words is "seven hundred sixty-four million, nine hundred sixty-eight thousand, six hundred ninety-four".