52085087867 has 2 divisors, whose sum is σ = 52085087868. Its totient is φ = 52085087866.

The previous prime is 52085087863. The next prime is 52085087869. The reversal of 52085087867 is 76878058025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52085087867 - 2² = 52085087863 is a prime.

It is a super-2 number, since 2×52085087867² (a number of 22 digits) contains 22 as substring.

Together with 52085087869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52085087863) by changing a digit.

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 as a sum of consecutive naturals, namely, 26042543933 + 26042543934.

It is an arithmetic number, because the mean of its divisors is an integer number (26042543934).

Almost surely, 2^52085087867 is an apocalyptic number.

52085087867 is a deficient number, since it is larger than the sum of its proper divisors (1).

52085087867 is an equidigital number, since it uses as much as digits as its factorization.

52085087867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7526400, while the sum is 56.

The spelling of 52085087867 in words is "fifty-two billion, eighty-five million, eighty-seven thousand, eight hundred sixty-seven".