566916610997 has 24 divisors (see below), whose sum is σ = 657242251680. Its totient is φ = 484864392960.

The previous prime is 566916610993. The next prime is 566916611017. The reversal of 566916610997 is 799016619665.

It is not a de Polignac number, because 566916610997 - 2² = 566916610993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566916610993) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8036363 + ... + 8106599.

It is an arithmetic number, because the mean of its divisors is an integer number (27385093820).

Almost surely, 2^566916610997 is an apocalyptic number.

It is an amenable number.

566916610997 is a deficient number, since it is larger than the sum of its proper divisors (90325640683).

566916610997 is a wasteful number, since it uses less digits than its factorization.

566916610997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72821 (or 72804 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 65.

The spelling of 566916610997 in words is "five hundred sixty-six billion, nine hundred sixteen million, six hundred ten thousand, nine hundred ninety-seven".