252315144415 has 4 divisors (see below), whose sum is σ = 302778173304. Its totient is φ = 201852115528.

The previous prime is 252315144413. The next prime is 252315144427. The reversal of 252315144415 is 514441513252.

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 252315144415 - 2¹ = 252315144413 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 (252315144413) 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, 25231514437 + ... + 25231514446.

It is an arithmetic number, because the mean of its divisors is an integer number (75694543326).

Almost surely, 2^252315144415 is an apocalyptic number.

252315144415 is a deficient number, since it is larger than the sum of its proper divisors (50463028889).

252315144415 is an equidigital number, since it uses as much as digits as its factorization.

252315144415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50463028888.

The product of its digits is 96000, while the sum is 37.

Adding to 252315144415 its reverse (514441513252), we get a palindrome (766756657667).

The spelling of 252315144415 in words is "two hundred fifty-two billion, three hundred fifteen million, one hundred forty-four thousand, four hundred fifteen".