566345088466877 has 2 divisors, whose sum is σ = 566345088466878. Its totient is φ = 566345088466876.

The previous prime is 566345088466799. The next prime is 566345088466907. The reversal of 566345088466877 is 778664880543665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382045295068441 + 184299793398436 = 19545979^2 + 13575706^2 .

It is a cyclic number.

It is not a de Polignac number, because 566345088466877 - 2⁸ = 566345088466621 is a prime.

It is a super-2 number, since 2×566345088466877² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 566345088466795 and 566345088466804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566345088436877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283172544233438 + 283172544233439.

It is an arithmetic number, because the mean of its divisors is an integer number (283172544233439).

Almost surely, 2^{566345088466877} is an apocalyptic number.

It is an amenable number.

566345088466877 is a deficient number, since it is larger than the sum of its proper divisors (1).

566345088466877 is an equidigital number, since it uses as much as digits as its factorization.

566345088466877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39016857600, while the sum is 83.

The spelling of 566345088466877 in words is "five hundred sixty-six trillion, three hundred forty-five billion, eighty-eight million, four hundred sixty-six thousand, eight hundred seventy-seven".