677810068 has 12 divisors (see below), whose sum is σ = 1277411380. Its totient is φ = 312835392.

The previous prime is 677810051. The next prime is 677810083. The reversal of 677810068 is 860018776.

It can be written as a sum of positive squares in 2 ways, for example, as 373726224 + 304083844 = 19332^2 + 17438^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6517353 + ... + 6517456.

Almost surely, 2^677810068 is an apocalyptic number.

It is an amenable number.

677810068 is a deficient number, since it is larger than the sum of its proper divisors (599601312).

677810068 is a wasteful number, since it uses less digits than its factorization.

677810068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13034826 (or 13034824 counting only the distinct ones).

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

The square root of 677810068 is about 26034.7857298653. The cubic root of 677810068 is about 878.4209233566.

The spelling of 677810068 in words is "six hundred seventy-seven million, eight hundred ten thousand, sixty-eight".