566609080961 has 32 divisors (see below), whose sum is σ = 718676914176. Its totient is φ = 433894104000.

The previous prime is 566609080943. The next prime is 566609080991. The reversal of 566609080961 is 169080906665.

It is not a de Polignac number, because 566609080961 - 2³⁸ = 291731174017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 566609080897 and 566609080906.

It is not an unprimeable number, because it can be changed into a prime (566609080991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1533611 + ... + 1866863.

It is an arithmetic number, because the mean of its divisors is an integer number (22458653568).

Almost surely, 2^566609080961 is an apocalyptic number.

It is an amenable number.

566609080961 is a deficient number, since it is larger than the sum of its proper divisors (152067833215).

566609080961 is a wasteful number, since it uses less digits than its factorization.

566609080961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333653.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 566609080961 in words is "five hundred sixty-six billion, six hundred nine million, eighty thousand, nine hundred sixty-one".