677385585 has 24 divisors (see below), whose sum is σ = 1217623680. Its totient is φ = 361271664.

The previous prime is 677385551. The next prime is 677385589. The reversal of 677385585 is 585583776.

It is not a de Polignac number, because 677385585 - 2⁶ = 677385521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677385589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 277545 + ... + 279974.

It is an arithmetic number, because the mean of its divisors is an integer number (50734320).

Almost surely, 2^677385585 is an apocalyptic number.

It is an amenable number.

677385585 is a deficient number, since it is larger than the sum of its proper divisors (540238095).

677385585 is an equidigital number, since it uses as much as digits as its factorization.

677385585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557539 (or 557527 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 54.

The square root of 677385585 is about 26026.6322254724. The cubic root of 677385585 is about 878.2375127760.

The spelling of 677385585 in words is "six hundred seventy-seven million, three hundred eighty-five thousand, five hundred eighty-five".