252515257667 has 2 divisors, whose sum is σ = 252515257668. Its totient is φ = 252515257666.

The previous prime is 252515257573. The next prime is 252515257711. The reversal of 252515257667 is 766752515252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252515257667 - 2⁸ = 252515257411 is a prime.

It is not a weakly prime, because it can be changed into another prime (252515250667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126257628833 + 126257628834.

It is an arithmetic number, because the mean of its divisors is an integer number (126257628834).

Almost surely, 2^252515257667 is an apocalyptic number.

252515257667 is a deficient number, since it is larger than the sum of its proper divisors (1).

252515257667 is an equidigital number, since it uses as much as digits as its factorization.

252515257667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8820000, while the sum is 53.

The spelling of 252515257667 in words is "two hundred fifty-two billion, five hundred fifteen million, two hundred fifty-seven thousand, six hundred sixty-seven".