252841025889 has 9 divisors (see below), whose sum is σ = 365216994129. Its totient is φ = 168559678260.

The previous prime is 252841025869. The next prime is 252841025893. The reversal of 252841025889 is 988520148252.

The square root of 252841025889 is 502833.

It is a perfect power (a square), and thus also a powerful number.

252841025889 is a `hidden beast` number, since 2 + 52 + 8 + 4 + 1 + 0 + 2 + 588 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 252841025889 - 2⁹ = 252841025377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252841025819) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1424694 + ... + 1592304.

Almost surely, 2^252841025889 is an apocalyptic number.

252841025889 is the 502833-rd square number.

252841025889 is the 251417-th centered octagonal number.

It is an amenable number.

252841025889 is a deficient number, since it is larger than the sum of its proper divisors (112375968240).

252841025889 is an frugal number, since it uses more digits than its factorization.

252841025889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335228 (or 167614 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 54.

The spelling of 252841025889 in words is "two hundred fifty-two billion, eight hundred forty-one million, twenty-five thousand, eight hundred eighty-nine".