566412565044561 has 64 divisors (see below), whose sum is σ = 807138322513920. Its totient is φ = 352545177600000.

The previous prime is 566412565044527. The next prime is 566412565044617. The reversal of 566412565044561 is 165440565214665.

It is not a de Polignac number, because 566412565044561 - 2¹⁵ = 566412565011793 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566412565044495 and 566412565044504.

It is not an unprimeable number, because it can be changed into a prime (566412565046561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6080538336 + ... + 6080631486.

It is an arithmetic number, because the mean of its divisors is an integer number (12611536289280).

Almost surely, 2^{566412565044561} is an apocalyptic number.

It is an amenable number.

566412565044561 is a deficient number, since it is larger than the sum of its proper divisors (240725757469359).

566412565044561 is a wasteful number, since it uses less digits than its factorization.

566412565044561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105638.

The product of its (nonzero) digits is 103680000, while the sum is 60.

The spelling of 566412565044561 in words is "five hundred sixty-six trillion, four hundred twelve billion, five hundred sixty-five million, forty-four thousand, five hundred sixty-one".