13533042544 has 40 divisors (see below), whose sum is σ = 30345359360. Its totient is φ = 5726455488.

The previous prime is 13533042539. The next prime is 13533042557. The reversal of 13533042544 is 44524033531.

It is a happy number.

13533042544 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 7 ways as a sum of consecutive naturals, for example, 755904 + ... + 773599.

It is an arithmetic number, because the mean of its divisors is an integer number (758633984).

Almost surely, 2^13533042544 is an apocalyptic number.

13533042544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13533042544 is an abundant number, since it is smaller than the sum of its proper divisors (16812316816).

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

13533042544 is a wasteful number, since it uses less digits than its factorization.

13533042544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529597 (or 1529591 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 13533042544 in words is "thirteen billion, five hundred thirty-three million, forty-two thousand, five hundred forty-four".