252530551529 has 2 divisors, whose sum is σ = 252530551530. Its totient is φ = 252530551528.

The previous prime is 252530551519. The next prime is 252530551541. The reversal of 252530551529 is 925155035252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 155839405225 + 96691146304 = 394765^2 + 310952^2 .

It is a cyclic number.

It is not a de Polignac number, because 252530551529 - 2³⁶ = 183811074793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252530551529.

It is not a weakly prime, because it can be changed into another prime (252530551519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126265275764 + 126265275765.

It is an arithmetic number, because the mean of its divisors is an integer number (126265275765).

Almost surely, 2^252530551529 is an apocalyptic number.

It is an amenable number.

252530551529 is a deficient number, since it is larger than the sum of its proper divisors (1).

252530551529 is an equidigital number, since it uses as much as digits as its factorization.

252530551529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 252530551529 in words is "two hundred fifty-two billion, five hundred thirty million, five hundred fifty-one thousand, five hundred twenty-nine".