13542040056 has 16 divisors (see below), whose sum is σ = 33855100200. Its totient is φ = 4514013344.

The previous prime is 13542040049. The next prime is 13542040079. The reversal of 13542040056 is 65004024531.

13542040056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282125811 + ... + 282125858.

Almost surely, 2^13542040056 is an apocalyptic number.

It is an amenable number.

13542040056 is an abundant number, since it is smaller than the sum of its proper divisors (20313060144).

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

13542040056 is a wasteful number, since it uses less digits than its factorization.

13542040056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564251678 (or 564251674 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 13542040056 its reverse (65004024531), we get a palindrome (78546064587).

The spelling of 13542040056 in words is "thirteen billion, five hundred forty-two million, forty thousand, fifty-six".