5566655607 has 16 divisors (see below), whose sum is σ = 7647229440. Its totient is φ = 3599990912.

The previous prime is 5566655599. The next prime is 5566655609. The reversal of 5566655607 is 7065566655.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5566655607 - 2³ = 5566655599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5566655607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5566655609) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 158757 + ... + 190622.

It is an arithmetic number, because the mean of its divisors is an integer number (477951840).

Almost surely, 2^5566655607 is an apocalyptic number.

5566655607 is a deficient number, since it is larger than the sum of its proper divisors (2080573833).

5566655607 is a wasteful number, since it uses less digits than its factorization.

5566655607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349542.

The product of its (nonzero) digits is 5670000, while the sum is 51.

The square root of 5566655607 is about 74610.0235022078. The cubic root of 5566655607 is about 1772.2763870655.

The spelling of 5566655607 in words is "five billion, five hundred sixty-six million, six hundred fifty-five thousand, six hundred seven".