56110561105 has 8 divisors (see below), whose sum is σ = 67612063464. Its totient is φ = 44702188800.

The previous prime is 56110560991. The next prime is 56110561141. The reversal of 56110561105 is 50116501165.

It can be written as a sum of positive squares in 4 ways, for example, as 6061712449 + 50048848656 = 77857^2 + 223716^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56110561105 - 2²⁵ = 56077006673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23281186 + ... + 23283595.

It is an arithmetic number, because the mean of its divisors is an integer number (8451507933).

Almost surely, 2^56110561105 is an apocalyptic number.

It is an amenable number.

56110561105 is a deficient number, since it is larger than the sum of its proper divisors (11501502359).

56110561105 is a wasteful number, since it uses less digits than its factorization.

56110561105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46565027.

The product of its (nonzero) digits is 4500, while the sum is 31.

It can be divided in two parts, 5611056 and 1105, that added together give a square (5612161 = 2369²).

The spelling of 56110561105 in words is "fifty-six billion, one hundred ten million, five hundred sixty-one thousand, one hundred five".