52687105529 has 2 divisors, whose sum is σ = 52687105530. Its totient is φ = 52687105528.

The previous prime is 52687105487. The next prime is 52687105531. The reversal of 52687105529 is 92550178625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31036925929 + 21650179600 = 176173^2 + 147140^2 .

It is a cyclic number.

It is not a de Polignac number, because 52687105529 - 2¹² = 52687101433 is a prime.

Together with 52687105531, 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 (52687105129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26343552764 + 26343552765.

It is an arithmetic number, because the mean of its divisors is an integer number (26343552765).

Almost surely, 2^52687105529 is an apocalyptic number.

It is an amenable number.

52687105529 is a deficient number, since it is larger than the sum of its proper divisors (1).

52687105529 is an equidigital number, since it uses as much as digits as its factorization.

52687105529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 50.

The spelling of 52687105529 in words is "fifty-two billion, six hundred eighty-seven million, one hundred five thousand, five hundred twenty-nine".