252235005442321 has 8 divisors (see below), whose sum is σ = 291351664040544. Its totient is φ = 215816047437120.

The previous prime is 252235005442307. The next prime is 252235005442339. The reversal of 252235005442321 is 123244500532252.

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 252235005442321 - 2⁴¹ = 250035982186769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252235005442391) 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, 674425148055 + ... + 674425148428.

It is an arithmetic number, because the mean of its divisors is an integer number (36418958005068).

Almost surely, 2^{252235005442321} is an apocalyptic number.

It is an amenable number.

252235005442321 is a deficient number, since it is larger than the sum of its proper divisors (39116658598223).

252235005442321 is a wasteful number, since it uses less digits than its factorization.

252235005442321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348850296511.

The product of its (nonzero) digits is 576000, while the sum is 40.

Adding to 252235005442321 its reverse (123244500532252), we get a palindrome (375479505974573).

The spelling of 252235005442321 in words is "two hundred fifty-two trillion, two hundred thirty-five billion, five million, four hundred forty-two thousand, three hundred twenty-one".