764550916 has 6 divisors (see below), whose sum is σ = 1337964110. Its totient is φ = 382275456.

The previous prime is 764550887. The next prime is 764550953. The reversal of 764550916 is 619055467.

It can be written as a sum of positive squares in only one way, i.e., 617025600 + 147525316 = 24840^2 + 12146^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95568861 + ... + 95568868.

Almost surely, 2^764550916 is an apocalyptic number.

It is an amenable number.

764550916 is a deficient number, since it is larger than the sum of its proper divisors (573413194).

764550916 is a wasteful number, since it uses less digits than its factorization.

764550916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191137733 (or 191137731 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 764550916 is about 27650.5138469432. The cubic root of 764550916 is about 914.3984284728.

The spelling of 764550916 in words is "seven hundred sixty-four million, five hundred fifty thousand, nine hundred sixteen".