677320676 has 6 divisors (see below), whose sum is σ = 1185311190. Its totient is φ = 338660336.

The previous prime is 677320669. The next prime is 677320711. The reversal of 677320676 is 676023776.

It can be written as a sum of positive squares in only one way, i.e., 663062500 + 14258176 = 25750^2 + 3776^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84665081 + ... + 84665088.

It is an arithmetic number, because the mean of its divisors is an integer number (197551865).

Almost surely, 2^677320676 is an apocalyptic number.

It is an amenable number.

677320676 is a deficient number, since it is larger than the sum of its proper divisors (507990514).

677320676 is a wasteful number, since it uses less digits than its factorization.

677320676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169330173 (or 169330171 counting only the distinct ones).

The product of its (nonzero) digits is 444528, while the sum is 44.

The square root of 677320676 is about 26025.3852228934. The cubic root of 677320676 is about 878.2094601470.

The spelling of 677320676 in words is "six hundred seventy-seven million, three hundred twenty thousand, six hundred seventy-six".