561110168 has 16 divisors (see below), whose sum is σ = 1086020160. Its totient is φ = 271504800.

The previous prime is 561110167. The next prime is 561110197. The reversal of 561110168 is 861011165.

It is a self number, because there is not a number n which added to its sum of digits gives 561110168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561110161) 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, 1131023 + ... + 1131518.

It is an arithmetic number, because the mean of its divisors is an integer number (67876260).

Almost surely, 2^561110168 is an apocalyptic number.

It is an amenable number.

561110168 is a deficient number, since it is larger than the sum of its proper divisors (524909992).

561110168 is a wasteful number, since it uses less digits than its factorization.

561110168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262578 (or 2262574 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 29.

The square root of 561110168 is about 23687.7640987916. The cubic root of 561110168 is about 824.8013812650.

The spelling of 561110168 in words is "five hundred sixty-one million, one hundred ten thousand, one hundred sixty-eight".