676564676 has 6 divisors (see below), whose sum is σ = 1183988190. Its totient is φ = 338282336.

The previous prime is 676564661. The next prime is 676564697. The reversal of 676564676 is 676465676.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 431642176 + 244922500 = 20776^2 + 15650^2 .

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, 84570581 + ... + 84570588.

It is an arithmetic number, because the mean of its divisors is an integer number (197331365).

Almost surely, 2^676564676 is an apocalyptic number.

It is an amenable number.

676564676 is a deficient number, since it is larger than the sum of its proper divisors (507423514).

676564676 is a wasteful number, since it uses less digits than its factorization.

676564676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169141173 (or 169141171 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 53.

The square root of 676564676 is about 26010.8568870770. The cubic root of 676564676 is about 877.8825969908.

The spelling of 676564676 in words is "six hundred seventy-six million, five hundred sixty-four thousand, six hundred seventy-six".