764149168 has 10 divisors (see below), whose sum is σ = 1480539044. Its totient is φ = 382074576.

The previous prime is 764149157. The next prime is 764149207. The reversal of 764149168 is 861941467.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23879646 + ... + 23879677.

Almost surely, 2^764149168 is an apocalyptic number.

It is an amenable number.

764149168 is a deficient number, since it is larger than the sum of its proper divisors (716389876).

764149168 is a wasteful number, since it uses less digits than its factorization.

764149168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47759331 (or 47759325 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The square root of 764149168 is about 27643.2481448906. The cubic root of 764149168 is about 914.2382376575.

The spelling of 764149168 in words is "seven hundred sixty-four million, one hundred forty-nine thousand, one hundred sixty-eight".