677549698 has 16 divisors (see below), whose sum is σ = 1192906944. Its totient is φ = 282530160.

The previous prime is 677549689. The next prime is 677549711. The reversal of 677549698 is 896945776.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 653488 + ... + 654523.

It is an arithmetic number, because the mean of its divisors is an integer number (74556684).

Almost surely, 2^677549698 is an apocalyptic number.

677549698 is a deficient number, since it is larger than the sum of its proper divisors (515357246).

677549698 is a wasteful number, since it uses less digits than its factorization.

677549698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308057.

The product of its digits is 22861440, while the sum is 61.

The square root of 677549698 is about 26029.7848243123. The cubic root of 677549698 is about 878.3084317908.

The spelling of 677549698 in words is "six hundred seventy-seven million, five hundred forty-nine thousand, six hundred ninety-eight".