3564516566 has 48 divisors (see below), whose sum is σ = 5951651904. Its totient is φ = 1599616512.

The previous prime is 3564516559. The next prime is 3564516601. The reversal of 3564516566 is 6656154653.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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 3564516566.

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 23 ways as a sum of consecutive naturals, for example, 2747630 + ... + 2748926.

It is an arithmetic number, because the mean of its divisors is an integer number (123992748).

Almost surely, 2^3564516566 is an apocalyptic number.

3564516566 is a deficient number, since it is larger than the sum of its proper divisors (2387135338).

3564516566 is a wasteful number, since it uses less digits than its factorization.

3564516566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545 (or 1532 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 47.

The square root of 3564516566 is about 59703.5724726754. The cubic root of 3564516566 is about 1527.5668055888.

The spelling of 3564516566 in words is "three billion, five hundred sixty-four million, five hundred sixteen thousand, five hundred sixty-six".