13525025016 has 32 divisors (see below), whose sum is σ = 33961530240. Its totient is φ = 4488479328.

The previous prime is 13525025011. The next prime is 13525025023. The reversal of 13525025016 is 61052052531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13525025011) 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, 1235836 + ... + 1246731.

It is an arithmetic number, because the mean of its divisors is an integer number (1061297820).

Almost surely, 2^13525025016 is an apocalyptic number.

It is an amenable number.

13525025016 is an abundant number, since it is smaller than the sum of its proper divisors (20436505224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13525025016 is a wasteful number, since it uses less digits than its factorization.

13525025016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2482803 (or 2482799 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 13525025016 its reverse (61052052531), we get a palindrome (74577077547).

The spelling of 13525025016 in words is "thirteen billion, five hundred twenty-five million, twenty-five thousand, sixteen".