252355122515 has 8 divisors (see below), whose sum is σ = 302848203888. Its totient is φ = 201869393440.

The previous prime is 252355122493. The next prime is 252355122517. The reversal of 252355122515 is 515221553252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 252355122515 - 2²⁸ = 252086687059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252355122517) 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, 1762277 + ... + 1900086.

It is an arithmetic number, because the mean of its divisors is an integer number (37856025486).

Almost surely, 2^252355122515 is an apocalyptic number.

252355122515 is a deficient number, since it is larger than the sum of its proper divisors (50493081373).

252355122515 is a wasteful number, since it uses less digits than its factorization.

252355122515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676149.

The product of its digits is 150000, while the sum is 38.

Adding to 252355122515 its reverse (515221553252), we get a palindrome (767576675767).

The spelling of 252355122515 in words is "two hundred fifty-two billion, three hundred fifty-five million, one hundred twenty-two thousand, five hundred fifteen".