5561100609 has 16 divisors (see below), whose sum is σ = 7745196672. Its totient is φ = 3542536448.

The previous prime is 5561100599. The next prime is 5561100613. The reversal of 5561100609 is 9060011655.

It is a cyclic number.

It is not a de Polignac number, because 5561100609 - 2⁸ = 5561100353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5561100609.

It is not an unprimeable number, because it can be changed into a prime (5561100619) 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, 26167 + ... + 108659.

It is an arithmetic number, because the mean of its divisors is an integer number (484074792).

Almost surely, 2^5561100609 is an apocalyptic number.

It is an amenable number.

5561100609 is a deficient number, since it is larger than the sum of its proper divisors (2184096063).

5561100609 is a wasteful number, since it uses less digits than its factorization.

5561100609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83496.

The product of its (nonzero) digits is 8100, while the sum is 33.

The square root of 5561100609 is about 74572.7873221861. The cubic root of 5561100609 is about 1771.6866692236.

The spelling of 5561100609 in words is "five billion, five hundred sixty-one million, one hundred thousand, six hundred nine".