6560111121172 has 24 divisors (see below), whose sum is σ = 13151535445440. Its totient is φ = 2804766222720.

The previous prime is 6560111121139. The next prime is 6560111121209. The reversal of 6560111121172 is 2711211110656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279570229 + ... + 279593692.

It is an arithmetic number, because the mean of its divisors is an integer number (547980643560).

Almost surely, 2^{6560111121172} is an apocalyptic number.

It is an amenable number.

6560111121172 is an abundant number, since it is smaller than the sum of its proper divisors (6591424324268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6560111121172 is a wasteful number, since it uses less digits than its factorization.

6560111121172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559164351 (or 559164349 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 34.

The spelling of 6560111121172 in words is "six trillion, five hundred sixty billion, one hundred eleven million, one hundred twenty-one thousand, one hundred seventy-two".