6560556606111 has 4 divisors (see below), whose sum is σ = 8747408808152. Its totient is φ = 4373704404072.

The previous prime is 6560556606013. The next prime is 6560556606217. The reversal of 6560556606111 is 1116066550656.

6560556606111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-6560556606111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6560556602111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093426101016 + ... + 1093426101021.

It is an arithmetic number, because the mean of its divisors is an integer number (2186852202038).

Almost surely, 2^{6560556606111} is an apocalyptic number.

6560556606111 is a deficient number, since it is larger than the sum of its proper divisors (2186852202041).

6560556606111 is a wasteful number, since it uses less digits than its factorization.

6560556606111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186852202040.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 6560556606111 in words is "six trillion, five hundred sixty billion, five hundred fifty-six million, six hundred six thousand, one hundred eleven".