566055665601 has 24 divisors (see below), whose sum is σ = 777111763680. Its totient is φ = 366498542592.

The previous prime is 566055665509. The next prime is 566055665629. The reversal of 566055665601 is 106566550665.

It is not a de Polignac number, because 566055665601 - 2¹⁹ = 566055141313 is a prime.

It is a super-2 number, since 2×566055665601² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (566055665701) 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 23 ways as a sum of consecutive naturals, for example, 2120545 + ... + 2372513.

It is an arithmetic number, because the mean of its divisors is an integer number (32379656820).

Almost surely, 2^566055665601 is an apocalyptic number.

It is an amenable number.

566055665601 is a deficient number, since it is larger than the sum of its proper divisors (211056098079).

566055665601 is a wasteful number, since it uses less digits than its factorization.

566055665601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252593 (or 252556 counting only the distinct ones).

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 566055665601 in words is "five hundred sixty-six billion, fifty-five million, six hundred sixty-five thousand, six hundred one".