13525000252 has 24 divisors (see below), whose sum is σ = 24129705600. Its totient is φ = 6630950976.

The previous prime is 13525000243. The next prime is 13525000259. The reversal of 13525000252 is 25200052531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13525000259) 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, 354774 + ... + 391042.

It is an arithmetic number, because the mean of its divisors is an integer number (1005404400).

Almost surely, 2^13525000252 is an apocalyptic number.

It is an amenable number.

13525000252 is a deficient number, since it is larger than the sum of its proper divisors (10604705348).

13525000252 is a wasteful number, since it uses less digits than its factorization.

13525000252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38085 (or 38083 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

Adding to 13525000252 its reverse (25200052531), we get a palindrome (38725052783).

The spelling of 13525000252 in words is "thirteen billion, five hundred twenty-five million, two hundred fifty-two", and thus it is an aban number.