252589545589 has 2 divisors, whose sum is σ = 252589545590. Its totient is φ = 252589545588.

The previous prime is 252589545587. The next prime is 252589545661. The reversal of 252589545589 is 985545985252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237201143089 + 15388402500 = 487033^2 + 124050^2 .

It is a cyclic number.

It is not a de Polignac number, because 252589545589 - 2¹ = 252589545587 is a prime.

Together with 252589545587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252589545587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126294772794 + 126294772795.

It is an arithmetic number, because the mean of its divisors is an integer number (126294772795).

Almost surely, 2^252589545589 is an apocalyptic number.

It is an amenable number.

252589545589 is a deficient number, since it is larger than the sum of its proper divisors (1).

252589545589 is an equidigital number, since it uses as much as digits as its factorization.

252589545589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200000, while the sum is 67.

The spelling of 252589545589 in words is "two hundred fifty-two billion, five hundred eighty-nine million, five hundred forty-five thousand, five hundred eighty-nine".