13544143122 has 96 divisors (see below), whose sum is σ = 29725315200. Its totient is φ = 4108640256.

The previous prime is 13544143121. The next prime is 13544143153. The reversal of 13544143122 is 22134144531.

It is a self number, because there is not a number n which added to its sum of digits gives 13544143122.

It is not an unprimeable number, because it can be changed into a prime (13544143121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16142779 + ... + 16143617.

It is an arithmetic number, because the mean of its divisors is an integer number (309638700).

Almost surely, 2^13544143122 is an apocalyptic number.

13544143122 is an abundant number, since it is smaller than the sum of its proper divisors (16181172078).

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

13544143122 is a wasteful number, since it uses less digits than its factorization.

13544143122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168 (or 1149 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

Adding to 13544143122 its reverse (22134144531), we get a palindrome (35678287653).

The spelling of 13544143122 in words is "thirteen billion, five hundred forty-four million, one hundred forty-three thousand, one hundred twenty-two".