677136772 has 12 divisors (see below), whose sum is σ = 1276142476. Its totient is φ = 312524640.

The previous prime is 677136697. The next prime is 677136797. The reversal of 677136772 is 277631776.

It can be written as a sum of positive squares in 2 ways, for example, as 70795396 + 606341376 = 8414^2 + 24624^2 .

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 3 ways as a sum of consecutive naturals, for example, 6510879 + ... + 6510982.

Almost surely, 2^677136772 is an apocalyptic number.

It is an amenable number.

677136772 is a deficient number, since it is larger than the sum of its proper divisors (599005704).

677136772 is a wasteful number, since it uses less digits than its factorization.

677136772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13021878 (or 13021876 counting only the distinct ones).

The product of its digits is 518616, while the sum is 46.

The square root of 677136772 is about 26021.8518172708. The cubic root of 677136772 is about 878.1299700533.

The spelling of 677136772 in words is "six hundred seventy-seven million, one hundred thirty-six thousand, seven hundred seventy-two".