677199772 has 12 divisors (see below), whose sum is σ = 1185408616. Its totient is φ = 338511600.

The previous prime is 677199749. The next prime is 677199779. The reversal of 677199772 is 277991776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677199779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2979 + ... + 36922.

Almost surely, 2^677199772 is an apocalyptic number.

It is an amenable number.

677199772 is a deficient number, since it is larger than the sum of its proper divisors (508208844).

677199772 is a wasteful number, since it uses less digits than its factorization.

677199772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44148 (or 44146 counting only the distinct ones).

The product of its digits is 2333772, while the sum is 55.

The square root of 677199772 is about 26023.0623101894. The cubic root of 677199772 is about 878.1572025981.

The spelling of 677199772 in words is "six hundred seventy-seven million, one hundred ninety-nine thousand, seven hundred seventy-two".