500005105609 has 8 divisors (see below), whose sum is σ = 500655657600. Its totient is φ = 499354975200.

The previous prime is 500005105571. The next prime is 500005105673. The reversal of 500005105609 is 906501500005.

It is a happy number.

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 500005105609 - 2¹¹ = 500005103561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500005105409) 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, 2303844 + ... + 2511514.

It is an arithmetic number, because the mean of its divisors is an integer number (62581957200).

Almost surely, 2^500005105609 is an apocalyptic number.

It is an amenable number.

500005105609 is a deficient number, since it is larger than the sum of its proper divisors (650551991).

500005105609 is a wasteful number, since it uses less digits than its factorization.

500005105609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210791.

The product of its (nonzero) digits is 6750, while the sum is 31.

The spelling of 500005105609 in words is "five hundred billion, five million, one hundred five thousand, six hundred nine".