677816008 has 16 divisors (see below), whose sum is σ = 1280608560. Its totient is φ = 336320400.

The previous prime is 677815997. The next prime is 677816011. The reversal of 677816008 is 800618776.

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 in 3 ways as a sum of consecutive naturals, for example, 322338 + ... + 324433.

It is an arithmetic number, because the mean of its divisors is an integer number (80038035).

Almost surely, 2^677816008 is an apocalyptic number.

It is an amenable number.

677816008 is a deficient number, since it is larger than the sum of its proper divisors (602792552).

677816008 is a wasteful number, since it uses less digits than its factorization.

677816008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646908 (or 646904 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 43.

The square root of 677816008 is about 26034.8998077580. The cubic root of 677816008 is about 878.4234893680.

The spelling of 677816008 in words is "six hundred seventy-seven million, eight hundred sixteen thousand, eight".