252315415503 has 32 divisors (see below), whose sum is σ = 374837760000. Its totient is φ = 167743957536.

The previous prime is 252315415489. The next prime is 252315415529. The reversal of 252315415503 is 305514513252.

252315415503 is a `hidden beast` number, since 2 + 5 + 231 + 5 + 415 + 5 + 0 + 3 = 666.

It is not a de Polignac number, because 252315415503 - 2⁹ = 252315414991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252315415103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32224393 + ... + 32232221.

It is an arithmetic number, because the mean of its divisors is an integer number (11713680000).

Almost surely, 2^252315415503 is an apocalyptic number.

252315415503 is a deficient number, since it is larger than the sum of its proper divisors (122522344497).

252315415503 is a wasteful number, since it uses less digits than its factorization.

252315415503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10996 (or 10990 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 252315415503 its reverse (305514513252), we get a palindrome (557829928755).

The spelling of 252315415503 in words is "two hundred fifty-two billion, three hundred fifteen million, four hundred fifteen thousand, five hundred three".