13540140524 has 12 divisors (see below), whose sum is σ = 23696061144. Its totient is φ = 6769837344.

The previous prime is 13540140511. The next prime is 13540140529. The reversal of 13540140524 is 42504104531.

13540140524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13540140529) by changing a digit.

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, 193064 + ... + 253680.

It is an arithmetic number, because the mean of its divisors is an integer number (1974671762).

Almost surely, 2^13540140524 is an apocalyptic number.

It is an amenable number.

13540140524 is a deficient number, since it is larger than the sum of its proper divisors (10155920620).

13540140524 is a wasteful number, since it uses less digits than its factorization.

13540140524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116464 (or 116462 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 13540140524 in words is "thirteen billion, five hundred forty million, one hundred forty thousand, five hundred twenty-four".