3564444656 has 40 divisors (see below), whose sum is σ = 7061643264. Its totient is φ = 1742178240.

The previous prime is 3564444649. The next prime is 3564444701. The reversal of 3564444656 is 6564444653.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 3564444656.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 742841 + ... + 747623.

Almost surely, 2^3564444656 is an apocalyptic number.

It is an amenable number.

3564444656 is a deficient number, since it is larger than the sum of its proper divisors (3497198608).

3564444656 is a wasteful number, since it uses less digits than its factorization.

3564444656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5829 (or 5823 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 47.

The square root of 3564444656 is about 59702.9702443689. The cubic root of 3564444656 is about 1527.5565332218.

The spelling of 3564444656 in words is "three billion, five hundred sixty-four million, four hundred forty-four thousand, six hundred fifty-six".