566474646474665 has 16 divisors (see below), whose sum is σ = 698918876280576. Its totient is φ = 440495090006400.

The previous prime is 566474646474641. The next prime is 566474646474673.

566474646474665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 566474646474665 - 2¹⁸ = 566474646212521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 566474646474665.

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, 5098267247 + ... + 5098378356.

It is an arithmetic number, because the mean of its divisors is an integer number (43682429767536).

Almost surely, 2^{566474646474665} is an apocalyptic number.

It is an amenable number.

566474646474665 is a deficient number, since it is larger than the sum of its proper divisors (132444229805911).

566474646474665 is a wasteful number, since it uses less digits than its factorization.

566474646474665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10196645920.

The product of its digits is 58525286400, while the sum is 80.

The spelling of 566474646474665 in words is "five hundred sixty-six trillion, four hundred seventy-four billion, six hundred forty-six million, four hundred seventy-four thousand, six hundred sixty-five".