13525345440125 has 32 divisors (see below), whose sum is σ = 16919788654080. Its totient is φ = 10794563419200.

The previous prime is 13525345440011. The next prime is 13525345440149. The reversal of 13525345440125 is 52104454352531.

It is a happy number.

13525345440125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13525345440125 - 2²⁶ = 13525278331261 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94096811 + ... + 94240439.

It is an arithmetic number, because the mean of its divisors is an integer number (528743395440).

Almost surely, 2^{13525345440125} is an apocalyptic number.

It is an amenable number.

13525345440125 is a deficient number, since it is larger than the sum of its proper divisors (3394443213955).

13525345440125 is a wasteful number, since it uses less digits than its factorization.

13525345440125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145430 (or 145420 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 44.

Adding to 13525345440125 its reverse (52104454352531), we get a palindrome (65629799792656).

The spelling of 13525345440125 in words is "thirteen trillion, five hundred twenty-five billion, three hundred forty-five million, four hundred forty thousand, one hundred twenty-five".