252263362251 has 8 divisors (see below), whose sum is σ = 338918716224. Its totient is φ = 166891791560.

The previous prime is 252263362199. The next prime is 252263362259. The reversal of 252263362251 is 152263362252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252263362251 - 2⁹ = 252263361739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (252263362259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320945361 + ... + 320946146.

It is an arithmetic number, because the mean of its divisors is an integer number (42364839528).

Almost surely, 2^252263362251 is an apocalyptic number.

252263362251 is a deficient number, since it is larger than the sum of its proper divisors (86655353973).

252263362251 is a wasteful number, since it uses less digits than its factorization.

252263362251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641891641.

The product of its digits is 259200, while the sum is 39.

Subtracting from 252263362251 its reverse (152263362252), we obtain a palindrome (99999999999).

The spelling of 252263362251 in words is "two hundred fifty-two billion, two hundred sixty-three million, three hundred sixty-two thousand, two hundred fifty-one".