677617136 has 40 divisors (see below), whose sum is σ = 1512284160. Its totient is φ = 288114624.

The previous prime is 677617123. The next prime is 677617141. The reversal of 677617136 is 631716776.

677617136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9596 + ... + 38043.

It is an arithmetic number, because the mean of its divisors is an integer number (37807104).

Almost surely, 2^677617136 is an apocalyptic number.

It is an amenable number.

677617136 is an abundant number, since it is smaller than the sum of its proper divisors (834667024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677617136 is a wasteful number, since it uses less digits than its factorization.

677617136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47781 (or 47775 counting only the distinct ones).

The product of its digits is 222264, while the sum is 44.

The square root of 677617136 is about 26031.0801927235. The cubic root of 677617136 is about 878.3375708090.

The spelling of 677617136 in words is "six hundred seventy-seven million, six hundred seventeen thousand, one hundred thirty-six".