52689531611 has 2 divisors, whose sum is σ = 52689531612. Its totient is φ = 52689531610.

The previous prime is 52689531563. The next prime is 52689531613. The reversal of 52689531611 is 11613598625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52689531611 - 2²⁶ = 52622422747 is a prime.

Together with 52689531613, 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 (52689531613) 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, 26344765805 + 26344765806.

It is an arithmetic number, because the mean of its divisors is an integer number (26344765806).

Almost surely, 2^52689531611 is an apocalyptic number.

52689531611 is a deficient number, since it is larger than the sum of its proper divisors (1).

52689531611 is an equidigital number, since it uses as much as digits as its factorization.

52689531611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 47.

The spelling of 52689531611 in words is "fifty-two billion, six hundred eighty-nine million, five hundred thirty-one thousand, six hundred eleven".