5655565609 has 8 divisors (see below), whose sum is σ = 5804477280. Its totient is φ = 5508551136.

The previous prime is 5655565579. The next prime is 5655565613. The reversal of 5655565609 is 9065655565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5655565609 - 2⁷ = 5655565481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5655565649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468259 + ... + 480184.

It is an arithmetic number, because the mean of its divisors is an integer number (725559660).

Almost surely, 2^5655565609 is an apocalyptic number.

It is an amenable number.

5655565609 is a deficient number, since it is larger than the sum of its proper divisors (148911671).

5655565609 is an equidigital number, since it uses as much as digits as its factorization.

5655565609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948599.

The product of its (nonzero) digits is 6075000, while the sum is 52.

The square root of 5655565609 is about 75203.4946594904. The cubic root of 5655565609 is about 1781.6621272321.

The spelling of 5655565609 in words is "five billion, six hundred fifty-five million, five hundred sixty-five thousand, six hundred nine".