561411424566 has 48 divisors (see below), whose sum is σ = 1302113966400. Its totient is φ = 174282933744.

The previous prime is 561411424559. The next prime is 561411424603. The reversal of 561411424566 is 665424114165.

561411424566 is a `hidden beast` number, since 5 + 6 + 1 + 41 + 1 + 42 + 4 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13891296 + ... + 13931651.

It is an arithmetic number, because the mean of its divisors is an integer number (27127374300).

Almost surely, 2^561411424566 is an apocalyptic number.

561411424566 is an abundant number, since it is smaller than the sum of its proper divisors (740702541834).

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

561411424566 is a wasteful number, since it uses less digits than its factorization.

561411424566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27823033 (or 27823030 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 561411424566 in words is "five hundred sixty-one billion, four hundred eleven million, four hundred twenty-four thousand, five hundred sixty-six".