6560111121173 has 4 divisors (see below), whose sum is σ = 6560153136960. Its totient is φ = 6560069105388.

The previous prime is 6560111121139. The next prime is 6560111121209. The reversal of 6560111121173 is 3711211110656.

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 6560111121173 - 2⁴⁰ = 5460599493397 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 (6560111121103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20772815 + ... + 21086252.

It is an arithmetic number, because the mean of its divisors is an integer number (1640038284240).

Almost surely, 2^{6560111121173} is an apocalyptic number.

It is an amenable number.

6560111121173 is a deficient number, since it is larger than the sum of its proper divisors (42015787).

6560111121173 is a wasteful number, since it uses less digits than its factorization.

6560111121173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42015786.

The product of its (nonzero) digits is 7560, while the sum is 35.

The spelling of 6560111121173 in words is "six trillion, five hundred sixty billion, one hundred eleven million, one hundred twenty-one thousand, one hundred seventy-three".