252634542805 has 16 divisors (see below), whose sum is σ = 304192249920. Its totient is φ = 201421479168.

The previous prime is 252634542781. The next prime is 252634542817. The reversal of 252634542805 is 508245436252.

252634542805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 252634542805 - 2⁵ = 252634542773 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1891261 + ... + 2020429.

It is an arithmetic number, because the mean of its divisors is an integer number (19012015620).

Almost surely, 2^252634542805 is an apocalyptic number.

It is an amenable number.

252634542805 is a deficient number, since it is larger than the sum of its proper divisors (51557707115).

252634542805 is a wasteful number, since it uses less digits than its factorization.

252634542805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130500.

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 252634542805 in words is "two hundred fifty-two billion, six hundred thirty-four million, five hundred forty-two thousand, eight hundred five".