252025443115225 has 24 divisors (see below), whose sum is σ = 336573579912192. Its totient is φ = 186098554248000.

The previous prime is 252025443115211. The next prime is 252025443115247. The reversal of 252025443115225 is 522511344520252.

It is a de Polignac number, because none of the positive numbers 2^k-252025443115225 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21298201 + ... + 30946150.

It is an arithmetic number, because the mean of its divisors is an integer number (14023899163008).

Almost surely, 2^{252025443115225} is an apocalyptic number.

252025443115225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

252025443115225 is a deficient number, since it is larger than the sum of its proper divisors (84548136796967).

252025443115225 is a wasteful number, since it uses less digits than its factorization.

252025443115225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52259217 (or 52259212 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 252025443115225 its reverse (522511344520252), we get a palindrome (774536787635477).

The spelling of 252025443115225 in words is "two hundred fifty-two trillion, twenty-five billion, four hundred forty-three million, one hundred fifteen thousand, two hundred twenty-five".