5166560609 has 4 divisors (see below), whose sum is σ = 5904640704. Its totient is φ = 4428480516.

The previous prime is 5166560599. The next prime is 5166560611. The reversal of 5166560609 is 9060656615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5166560609 - 2⁸ = 5166560353 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5166560609.

It is not an unprimeable number, because it can be changed into a prime (5166560669) 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 3 ways as a sum of consecutive naturals, for example, 369040037 + ... + 369040050.

It is an arithmetic number, because the mean of its divisors is an integer number (1476160176).

Almost surely, 2^5166560609 is an apocalyptic number.

It is an amenable number.

5166560609 is a deficient number, since it is larger than the sum of its proper divisors (738080095).

5166560609 is an equidigital number, since it uses as much as digits as its factorization.

5166560609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738080094.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 5166560609 is about 71878.7910930617. The cubic root of 5166560609 is about 1728.7565668224.

The spelling of 5166560609 in words is "five billion, one hundred sixty-six million, five hundred sixty thousand, six hundred nine".