13625424513525 has 48 divisors (see below), whose sum is σ = 25868748579840. Its totient is φ = 6258568190400.

The previous prime is 13625424513517. The next prime is 13625424513529. The reversal of 13625424513525 is 52531542452631.

13625424513525 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 13625424513525 - 2³ = 13625424513517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13625424513529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 434607117 + ... + 434638466.

It is an arithmetic number, because the mean of its divisors is an integer number (538932262080).

Almost surely, 2^{13625424513525} is an apocalyptic number.

13625424513525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13625424513525 is a deficient number, since it is larger than the sum of its proper divisors (12243324066315).

13625424513525 is a wasteful number, since it uses less digits than its factorization.

13625424513525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869245626 (or 869245621 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 48.

The spelling of 13625424513525 in words is "thirteen trillion, six hundred twenty-five billion, four hundred twenty-four million, five hundred thirteen thousand, five hundred twenty-five".