561056616006 has 32 divisors (see below), whose sum is σ = 1123080940800. Its totient is φ = 186857657760.

The previous prime is 561056615957. The next prime is 561056616031. The reversal of 561056616006 is 600616650165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50218801 + ... + 50229971.

It is an arithmetic number, because the mean of its divisors is an integer number (35096279400).

Almost surely, 2^561056616006 is an apocalyptic number.

561056616006 is an abundant number, since it is smaller than the sum of its proper divisors (562024324794).

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

561056616006 is a wasteful number, since it uses less digits than its factorization.

561056616006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17644.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 561056616006 in words is "five hundred sixty-one billion, fifty-six million, six hundred sixteen thousand, six".