252543343345252 has 24 divisors (see below), whose sum is σ = 470007416006240. Its totient is φ = 118392538602240.

The previous prime is 252543343345231. The next prime is 252543343345261.

252543343345252 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 252543343345252.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17128542774 + ... + 17128557517.

Almost surely, 2^{252543343345252} is an apocalyptic number.

It is an amenable number.

252543343345252 is a deficient number, since it is larger than the sum of its proper divisors (217464072660988).

252543343345252 is a wasteful number, since it uses less digits than its factorization.

252543343345252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34257100411 (or 34257100409 counting only the distinct ones).

The product of its digits is 51840000, while the sum is 52.

The spelling of 252543343345252 in words is "two hundred fifty-two trillion, five hundred forty-three billion, three hundred forty-three million, three hundred forty-five thousand, two hundred fifty-two".