3589981656 has 32 divisors (see below), whose sum is σ = 8976611760. Its totient is φ = 1196439552.

The previous prime is 3589981651. The next prime is 3589981723. The reversal of 3589981656 is 6561899853.

It is a self number, because there is not a number n which added to its sum of digits gives 3589981656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3589981651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167316 + ... + 187548.

Almost surely, 2^3589981656 is an apocalyptic number.

It is an amenable number.

3589981656 is an abundant number, since it is smaller than the sum of its proper divisors (5386630104).

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

3589981656 is a wasteful number, since it uses less digits than its factorization.

3589981656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27635 (or 27631 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 60.

The square root of 3589981656 is about 59916.4556361606. The cubic root of 3589981656 is about 1531.1958492226.

The spelling of 3589981656 in words is "three billion, five hundred eighty-nine million, nine hundred eighty-one thousand, six hundred fifty-six".