764416672 has 48 divisors (see below), whose sum is σ = 1536579072. Its totient is φ = 374250240.

The previous prime is 764416649. The next prime is 764416687. The reversal of 764416672 is 276614467.

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, 355633 + ... + 357775.

It is an arithmetic number, because the mean of its divisors is an integer number (32012064).

Almost surely, 2^764416672 is an apocalyptic number.

It is an amenable number.

764416672 is an abundant number, since it is smaller than the sum of its proper divisors (772162400).

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

764416672 is a wasteful number, since it uses less digits than its factorization.

764416672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381 (or 2373 counting only the distinct ones).

The product of its digits is 338688, while the sum is 43.

The square root of 764416672 is about 27648.0862267174. The cubic root of 764416672 is about 914.3449069936.

The spelling of 764416672 in words is "seven hundred sixty-four million, four hundred sixteen thousand, six hundred seventy-two".