560666609 has 8 divisors (see below), whose sum is σ = 566042880. Its totient is φ = 555309216.

The previous prime is 560666597. The next prime is 560666629. The reversal of 560666609 is 906666065.

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 560666609 - 2¹⁶ = 560601073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 560666609.

It is not an unprimeable number, because it can be changed into a prime (560666629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59012 + ... + 67850.

It is an arithmetic number, because the mean of its divisors is an integer number (70755360).

Almost surely, 2^560666609 is an apocalyptic number.

It is an amenable number.

560666609 is a deficient number, since it is larger than the sum of its proper divisors (5376271).

560666609 is a wasteful number, since it uses less digits than its factorization.

560666609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9439.

The product of its (nonzero) digits is 349920, while the sum is 44.

The square root of 560666609 is about 23678.3996291979. The cubic root of 560666609 is about 824.5839881158.

The spelling of 560666609 in words is "five hundred sixty million, six hundred sixty-six thousand, six hundred nine".