677044605 has 8 divisors (see below), whose sum is σ = 1083271392. Its totient is φ = 361090448.

The previous prime is 677044561. The next prime is 677044607. The reversal of 677044605 is 506440776.

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 677044605 - 2⁷ = 677044477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677044607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22568139 + ... + 22568168.

It is an arithmetic number, because the mean of its divisors is an integer number (135408924).

Almost surely, 2^677044605 is an apocalyptic number.

It is an amenable number.

677044605 is a deficient number, since it is larger than the sum of its proper divisors (406226787).

677044605 is a wasteful number, since it uses less digits than its factorization.

677044605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45136315.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 677044605 is about 26020.0808031028. The cubic root of 677044605 is about 878.0901266614.

The spelling of 677044605 in words is "six hundred seventy-seven million, forty-four thousand, six hundred five".