13525254544 has 20 divisors (see below), whose sum is σ = 26207390080. Its totient is φ = 6762057120.

The previous prime is 13525254469. The next prime is 13525254569. The reversal of 13525254544 is 44545252531.

It is a junction number, because it is equal to n+sod(n) for n = 13525254497 and 13525254506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212377 + ... + 268615.

It is an arithmetic number, because the mean of its divisors is an integer number (1310369504).

Almost surely, 2^13525254544 is an apocalyptic number.

It is an amenable number.

13525254544 is a deficient number, since it is larger than the sum of its proper divisors (12682135536).

13525254544 is a wasteful number, since it uses less digits than its factorization.

13525254544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71278 (or 71272 counting only the distinct ones).

The product of its digits is 480000, while the sum is 40.

The spelling of 13525254544 in words is "thirteen billion, five hundred twenty-five million, two hundred fifty-four thousand, five hundred forty-four".