252303523213 has 8 divisors (see below), whose sum is σ = 289840910528. Its totient is φ = 215139642624.

The previous prime is 252303523193. The next prime is 252303523237. The reversal of 252303523213 is 312325303252.

It is a happy number.

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 252303523213 - 2²¹ = 252301426061 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 (252303523253) 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, 93375231 + ... + 93377932.

It is an arithmetic number, because the mean of its divisors is an integer number (36230113816).

Almost surely, 2^252303523213 is an apocalyptic number.

It is an amenable number.

252303523213 is a deficient number, since it is larger than the sum of its proper divisors (37537387315).

252303523213 is a wasteful number, since it uses less digits than its factorization.

252303523213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186753363.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 252303523213 its reverse (312325303252), we get a palindrome (564628826465).

The spelling of 252303523213 in words is "two hundred fifty-two billion, three hundred three million, five hundred twenty-three thousand, two hundred thirteen".