13543255542 has 8 divisors (see below), whose sum is σ = 27086511096. Its totient is φ = 4514418512.

The previous prime is 13543255529. The next prime is 13543255543. The reversal of 13543255542 is 24555234531.

It is a sphenic number, since it is the product of 3 distinct primes.

13543255542 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 13543255542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13543255543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1128604623 + ... + 1128604634.

It is an arithmetic number, because the mean of its divisors is an integer number (3385813887).

Almost surely, 2^13543255542 is an apocalyptic number.

13543255542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13543255542 is a wasteful number, since it uses less digits than its factorization.

13543255542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257209262.

The product of its digits is 360000, while the sum is 39.

The spelling of 13543255542 in words is "thirteen billion, five hundred forty-three million, two hundred fifty-five thousand, five hundred forty-two".