764078768 has 40 divisors (see below), whose sum is σ = 1626086400. Its totient is φ = 346192704.

The previous prime is 764078759. The next prime is 764078771. The reversal of 764078768 is 867870467.

764078768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47648 + ... + 61631.

It is an arithmetic number, because the mean of its divisors is an integer number (40652160).

Almost surely, 2^764078768 is an apocalyptic number.

It is an amenable number.

764078768 is an abundant number, since it is smaller than the sum of its proper divisors (862007632).

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

764078768 is a wasteful number, since it uses less digits than its factorization.

764078768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109329 (or 109323 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 53.

The square root of 764078768 is about 27641.9747485595. The cubic root of 764078768 is about 914.2101609628.

The spelling of 764078768 in words is "seven hundred sixty-four million, seventy-eight thousand, seven hundred sixty-eight".