5559644655 has 32 divisors (see below), whose sum is σ = 9887109120. Its totient is φ = 2964155040.

The previous prime is 5559644647. The next prime is 5559644677. The reversal of 5559644655 is 5564469555.

It is a happy number.

5559644655 is a `hidden beast` number, since 5 + 5 + 596 + 4 + 46 + 5 + 5 = 666.

It is not a de Polignac number, because 5559644655 - 2³ = 5559644647 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 592450 + ... + 601760.

It is an arithmetic number, because the mean of its divisors is an integer number (308972160).

Almost surely, 2^5559644655 is an apocalyptic number.

5559644655 is a deficient number, since it is larger than the sum of its proper divisors (4327464465).

5559644655 is a wasteful number, since it uses less digits than its factorization.

5559644655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13748 (or 13742 counting only the distinct ones).

The product of its digits is 16200000, while the sum is 54.

The square root of 5559644655 is about 74563.0247173490. The cubic root of 5559644655 is about 1771.5320403938.

The spelling of 5559644655 in words is "five billion, five hundred fifty-nine million, six hundred forty-four thousand, six hundred fifty-five".