252468637979 has 2 divisors, whose sum is σ = 252468637980. Its totient is φ = 252468637978.

The previous prime is 252468637957. The next prime is 252468638021. The reversal of 252468637979 is 979736864252.

252468637979 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 is a cyclic number.

It is not a de Polignac number, because 252468637979 - 2⁸ = 252468637723 is a prime.

It is a super-2 number, since 2×252468637979² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (252468037979) 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, 126234318989 + 126234318990.

It is an arithmetic number, because the mean of its divisors is an integer number (126234318990).

Almost surely, 2^252468637979 is an apocalyptic number.

252468637979 is a deficient number, since it is larger than the sum of its proper divisors (1).

252468637979 is an equidigital number, since it uses as much as digits as its factorization.

252468637979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 274337280, while the sum is 68.

The spelling of 252468637979 in words is "two hundred fifty-two billion, four hundred sixty-eight million, six hundred thirty-seven thousand, nine hundred seventy-nine".