252234514515521 has 8 divisors (see below), whose sum is σ = 252978974841600. Its totient is φ = 251491110913120.

The previous prime is 252234514515463. The next prime is 252234514515553. The reversal of 252234514515521 is 125515415432252.

252234514515521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 252234514515521 - 2¹⁰ = 252234514514497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252234514545521) 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, 263702825 + ... + 264657606.

It is an arithmetic number, because the mean of its divisors is an integer number (31622371855200).

Almost surely, 2^{252234514515521} is an apocalyptic number.

It is an amenable number.

252234514515521 is a deficient number, since it is larger than the sum of its proper divisors (744460326079).

252234514515521 is an equidigital number, since it uses as much as digits as its factorization.

252234514515521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528361839.

The product of its digits is 2400000, while the sum is 47.

Adding to 252234514515521 its reverse (125515415432252), we get a palindrome (377749929947773).

The spelling of 252234514515521 in words is "two hundred fifty-two trillion, two hundred thirty-four billion, five hundred fourteen million, five hundred fifteen thousand, five hundred twenty-one".