252522452305 has 4 divisors (see below), whose sum is σ = 303026942772. Its totient is φ = 202017961840.

The previous prime is 252522452269. The next prime is 252522452321. The reversal of 252522452305 is 503254225252.

252522452305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 165395942721 + 87126509584 = 406689^2 + 295172^2 .

It is not a de Polignac number, because 252522452305 - 2⁹ = 252522451793 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 25252245226 + ... + 25252245235.

It is an arithmetic number, because the mean of its divisors is an integer number (75756735693).

Almost surely, 2^252522452305 is an apocalyptic number.

It is an amenable number.

252522452305 is a deficient number, since it is larger than the sum of its proper divisors (50504490467).

252522452305 is an equidigital number, since it uses as much as digits as its factorization.

252522452305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50504490466.

The product of its (nonzero) digits is 240000, while the sum is 37.

Adding to 252522452305 its reverse (503254225252), we get a palindrome (755776677557).

The spelling of 252522452305 in words is "two hundred fifty-two billion, five hundred twenty-two million, four hundred fifty-two thousand, three hundred five".