252752802989 has 2 divisors, whose sum is σ = 252752802990. Its totient is φ = 252752802988.

The previous prime is 252752802979. The next prime is 252752803001. The reversal of 252752802989 is 989208257252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250570324900 + 2182478089 = 500570^2 + 46717^2 .

It is a cyclic number.

It is not a de Polignac number, because 252752802989 - 2²⁸ = 252484367533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252752802979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126376401494 + 126376401495.

It is an arithmetic number, because the mean of its divisors is an integer number (126376401495).

Almost surely, 2^252752802989 is an apocalyptic number.

It is an amenable number.

252752802989 is a deficient number, since it is larger than the sum of its proper divisors (1).

252752802989 is an equidigital number, since it uses as much as digits as its factorization.

252752802989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 252752802989 in words is "two hundred fifty-two billion, seven hundred fifty-two million, eight hundred two thousand, nine hundred eighty-nine".