566434923866 has 32 divisors (see below), whose sum is σ = 1057384368000. Its totient is φ = 222050711232.

The previous prime is 566434923839. The next prime is 566434923907. The reversal of 566434923866 is 668329434665.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 566434923799 and 566434923808.

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, 36707021 + ... + 36722448.

It is an arithmetic number, because the mean of its divisors is an integer number (33043261500).

Almost surely, 2^566434923866 is an apocalyptic number.

566434923866 is a deficient number, since it is larger than the sum of its proper divisors (490949444134).

566434923866 is a wasteful number, since it uses less digits than its factorization.

566434923866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73429526.

The product of its digits is 134369280, while the sum is 62.

The spelling of 566434923866 in words is "five hundred sixty-six billion, four hundred thirty-four million, nine hundred twenty-three thousand, eight hundred sixty-six".