252351663311 has 4 divisors (see below), whose sum is σ = 275292723624. Its totient is φ = 229410603000.

The previous prime is 252351663301. The next prime is 252351663323. The reversal of 252351663311 is 113366153252.

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

It is a cyclic number.

It is not a de Polignac number, because 252351663311 - 2⁶ = 252351663247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252351663301) 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, 11470530140 + ... + 11470530161.

It is an arithmetic number, because the mean of its divisors is an integer number (68823180906).

Almost surely, 2^252351663311 is an apocalyptic number.

252351663311 is a deficient number, since it is larger than the sum of its proper divisors (22941060313).

252351663311 is a wasteful number, since it uses less digits than its factorization.

252351663311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22941060312.

The product of its digits is 97200, while the sum is 38.

The spelling of 252351663311 in words is "two hundred fifty-two billion, three hundred fifty-one million, six hundred sixty-three thousand, three hundred eleven".