13542012522 has 24 divisors (see below), whose sum is σ = 29965306176. Its totient is φ = 4417961256.

The previous prime is 13542012493. The next prime is 13542012527. The reversal of 13542012522 is 22521024531.

13542012522 is a `hidden beast` number, since 135 + 4 + 2 + 0 + 1 + 2 + 522 = 666.

It is a super-2 number, since 2×13542012522² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13542012527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8002708 + ... + 8004399.

It is an arithmetic number, because the mean of its divisors is an integer number (1248554424).

Almost surely, 2^13542012522 is an apocalyptic number.

13542012522 is an abundant number, since it is smaller than the sum of its proper divisors (16423293654).

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

13542012522 is a wasteful number, since it uses less digits than its factorization.

13542012522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16007162 (or 16007159 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 13542012522 in words is "thirteen billion, five hundred forty-two million, twelve thousand, five hundred twenty-two".