561105600011 has 8 divisors (see below), whose sum is σ = 612187766784. Its totient is φ = 510035527720.

The previous prime is 561105599981. The next prime is 561105600023. The reversal of 561105600011 is 110006501165.

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

It is a cyclic number.

It is not a de Polignac number, because 561105600011 - 2¹⁰ = 561105598987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (561105600511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926475 + ... + 3112308.

It is an arithmetic number, because the mean of its divisors is an integer number (76523470848).

Almost surely, 2^561105600011 is an apocalyptic number.

561105600011 is a deficient number, since it is larger than the sum of its proper divisors (51082166773).

561105600011 is a wasteful number, since it uses less digits than its factorization.

561105600011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6047241.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 561105600011 in words is "five hundred sixty-one billion, one hundred five million, six hundred thousand, eleven".