677716189 has 8 divisors (see below), whose sum is σ = 689626080. Its totient is φ = 665859216.

The previous prime is 677716157. The next prime is 677716199. The reversal of 677716189 is 981617776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 677716189 - 2⁵ = 677716157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677716129) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13062 + ... + 39064.

It is an arithmetic number, because the mean of its divisors is an integer number (86203260).

Almost surely, 2^677716189 is an apocalyptic number.

It is an amenable number.

677716189 is a deficient number, since it is larger than the sum of its proper divisors (11909891).

677716189 is a wasteful number, since it uses less digits than its factorization.

677716189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26459.

The product of its digits is 889056, while the sum is 52.

The square root of 677716189 is about 26032.9827142416. The cubic root of 677716189 is about 878.3803667222.

The spelling of 677716189 in words is "six hundred seventy-seven million, seven hundred sixteen thousand, one hundred eighty-nine".