2568161327 has 2 divisors, whose sum is σ = 2568161328. Its totient is φ = 2568161326.

The previous prime is 2568161293. The next prime is 2568161329. The reversal of 2568161327 is 7231618652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2568161327 - 2¹⁰ = 2568160303 is a prime.

Together with 2568161329, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2568161329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1284080663 + 1284080664.

It is an arithmetic number, because the mean of its divisors is an integer number (1284080664).

Almost surely, 2^2568161327 is an apocalyptic number.

2568161327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2568161327 is an equidigital number, since it uses as much as digits as its factorization.

2568161327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 41.

The square root of 2568161327 is about 50677.0295794850. The cubic root of 2568161327 is about 1369.4329311705.

Adding to 2568161327 its reverse (7231618652), we get a palindrome (9799779979).

The spelling of 2568161327 in words is "two billion, five hundred sixty-eight million, one hundred sixty-one thousand, three hundred twenty-seven".