3660558564 has 48 divisors (see below), whose sum is σ = 9202152960. Its totient is φ = 1125857280.

The previous prime is 3660558557. The next prime is 3660558569. The reversal of 3660558564 is 4658550663.

It is not an unprimeable number, because it can be changed into a prime (3660558569) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 666349 + ... + 671819.

It is an arithmetic number, because the mean of its divisors is an integer number (191711520).

Almost surely, 2^3660558564 is an apocalyptic number.

It is an amenable number.

3660558564 is an abundant number, since it is smaller than the sum of its proper divisors (5541594396).

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

3660558564 is a wasteful number, since it uses less digits than its factorization.

3660558564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9780 (or 9778 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The square root of 3660558564 is about 60502.5500619602. The cubic root of 3660558564 is about 1541.1649368527.

The spelling of 3660558564 in words is "three billion, six hundred sixty million, five hundred fifty-eight thousand, five hundred sixty-four".