252683889251 has 4 divisors (see below), whose sum is σ = 252734320104. Its totient is φ = 252633458400.

The previous prime is 252683889239. The next prime is 252683889319. The reversal of 252683889251 is 152988386252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252683889251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252683883251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25207910 + ... + 25217931.

It is an arithmetic number, because the mean of its divisors is an integer number (63183580026).

Almost surely, 2^252683889251 is an apocalyptic number.

252683889251 is a deficient number, since it is larger than the sum of its proper divisors (50430853).

252683889251 is an equidigital number, since it uses as much as digits as its factorization.

252683889251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50430852.

The product of its digits is 16588800, while the sum is 59.

The spelling of 252683889251 in words is "two hundred fifty-two billion, six hundred eighty-three million, eight hundred eighty-nine thousand, two hundred fifty-one".