5550560561 has 16 divisors (see below), whose sum is σ = 6908227200. Its totient is φ = 4342301568.

The previous prime is 5550560557. The next prime is 5550560567. The reversal of 5550560561 is 1650650555.

It is a cyclic number.

It is not a de Polignac number, because 5550560561 - 2² = 5550560557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5550560567) 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, 334571 + ... + 350768.

It is an arithmetic number, because the mean of its divisors is an integer number (431764200).

Almost surely, 2^5550560561 is an apocalyptic number.

It is an amenable number.

5550560561 is a deficient number, since it is larger than the sum of its proper divisors (1357666639).

5550560561 is a wasteful number, since it uses less digits than its factorization.

5550560561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685448.

The product of its (nonzero) digits is 112500, while the sum is 38.

The square root of 5550560561 is about 74502.0842728578. The cubic root of 5550560561 is about 1770.5666587683.

The spelling of 5550560561 in words is "five billion, five hundred fifty million, five hundred sixty thousand, five hundred sixty-one".