566242364651 has 4 divisors (see below), whose sum is σ = 573409989600. Its totient is φ = 559074739704.

The previous prime is 566242364627. The next prime is 566242364731. The reversal of 566242364651 is 156463242665.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-566242364651 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 566242364651.

It is not an unprimeable number, because it can be changed into a prime (566242384651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3583812356 + ... + 3583812513.

It is an arithmetic number, because the mean of its divisors is an integer number (143352497400).

Almost surely, 2^566242364651 is an apocalyptic number.

566242364651 is a deficient number, since it is larger than the sum of its proper divisors (7167624949).

566242364651 is an equidigital number, since it uses as much as digits as its factorization.

566242364651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167624948.

The product of its digits is 6220800, while the sum is 50.

The spelling of 566242364651 in words is "five hundred sixty-six billion, two hundred forty-two million, three hundred sixty-four thousand, six hundred fifty-one".