561044165230 has 32 divisors (see below), whose sum is σ = 1048682140128. Its totient is φ = 215944819200.

The previous prime is 561044165219. The next prime is 561044165257. The reversal of 561044165230 is 32561440165.

It is a self number, because there is not a number n which added to its sum of digits gives 561044165230.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 9342676 + ... + 9402535.

It is an arithmetic number, because the mean of its divisors is an integer number (32771316879).

Almost surely, 2^561044165230 is an apocalyptic number.

561044165230 is a deficient number, since it is larger than the sum of its proper divisors (487637974898).

561044165230 is a wasteful number, since it uses less digits than its factorization.

561044165230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18745332.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 561044165230 in words is "five hundred sixty-one billion, forty-four million, one hundred sixty-five thousand, two hundred thirty".