252502776481 has 2 divisors, whose sum is σ = 252502776482. Its totient is φ = 252502776480.

The previous prime is 252502776467. The next prime is 252502776503. The reversal of 252502776481 is 184677205252.

252502776481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163829848081 + 88672928400 = 404759^2 + 297780^2 .

It is a cyclic number.

It is not a de Polignac number, because 252502776481 - 2⁷ = 252502776353 is a prime.

It is a super-2 number, since 2×252502776481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252502776401) by changing a digit.

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 as a sum of consecutive naturals, namely, 126251388240 + 126251388241.

It is an arithmetic number, because the mean of its divisors is an integer number (126251388241).

Almost surely, 2^252502776481 is an apocalyptic number.

It is an amenable number.

252502776481 is a deficient number, since it is larger than the sum of its proper divisors (1).

252502776481 is an equidigital number, since it uses as much as digits as its factorization.

252502776481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1881600, while the sum is 49.

The spelling of 252502776481 in words is "two hundred fifty-two billion, five hundred two million, seven hundred seventy-six thousand, four hundred eighty-one".