252464855652 has 36 divisors (see below), whose sum is σ = 641740291920. Its totient is φ = 83684810352.

The previous prime is 252464855593. The next prime is 252464855681. The reversal of 252464855652 is 256558464252.

It is a happy number.

252464855652 is a `hidden beast` number, since 2 + 5 + 2 + 46 + 48 + 556 + 5 + 2 = 666.

252464855652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 19582698 + ... + 19595585.

It is an arithmetic number, because the mean of its divisors is an integer number (17826119220).

Almost surely, 2^252464855652 is an apocalyptic number.

It is an amenable number.

252464855652 is an abundant number, since it is smaller than the sum of its proper divisors (389275436268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252464855652 is a wasteful number, since it uses less digits than its factorization.

252464855652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39178472 (or 39178467 counting only the distinct ones).

The product of its digits is 23040000, while the sum is 54.

The spelling of 252464855652 in words is "two hundred fifty-two billion, four hundred sixty-four million, eight hundred fifty-five thousand, six hundred fifty-two".