252257622511 has 2 divisors, whose sum is σ = 252257622512. Its totient is φ = 252257622510.

The previous prime is 252257622473. The next prime is 252257622641. The reversal of 252257622511 is 115226752252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252257622511 - 2¹³ = 252257614319 is a prime.

It is a super-2 number, since 2×252257622511² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252257622011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126128811255 + 126128811256.

It is an arithmetic number, because the mean of its divisors is an integer number (126128811256).

Almost surely, 2^252257622511 is an apocalyptic number.

252257622511 is a deficient number, since it is larger than the sum of its proper divisors (1).

252257622511 is an equidigital number, since it uses as much as digits as its factorization.

252257622511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 168000, while the sum is 40.

The spelling of 252257622511 in words is "two hundred fifty-two billion, two hundred fifty-seven million, six hundred twenty-two thousand, five hundred eleven".