677881652 has 12 divisors (see below), whose sum is σ = 1355763360. Its totient is φ = 290520696.

The previous prime is 677881651. The next prime is 677881657. The reversal of 677881652 is 256188776.

677881652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

677881652 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 677881652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677881651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12105002 + ... + 12105057.

It is an arithmetic number, because the mean of its divisors is an integer number (112980280).

Almost surely, 2^677881652 is an apocalyptic number.

It is an amenable number.

677881652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

677881652 is a wasteful number, since it uses less digits than its factorization.

677881652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24210070 (or 24210068 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 50.

The square root of 677881652 is about 26036.1604696238. The cubic root of 677881652 is about 878.4518458195.

The spelling of 677881652 in words is "six hundred seventy-seven million, eight hundred eighty-one thousand, six hundred fifty-two".