13535411144 has 8 divisors (see below), whose sum is σ = 25378895910. Its totient is φ = 6767705568.

The previous prime is 13535411093. The next prime is 13535411147. The reversal of 13535411144 is 44111453531.

It can be written as a sum of positive squares in only one way, i.e., 6784816900 + 6750594244 = 82370^2 + 82162^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 13535411144.

It is not an unprimeable number, because it can be changed into a prime (13535411147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845963189 + ... + 845963204.

Almost surely, 2^13535411144 is an apocalyptic number.

It is an amenable number.

13535411144 is a deficient number, since it is larger than the sum of its proper divisors (11843484766).

13535411144 is a wasteful number, since it uses less digits than its factorization.

13535411144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691926399 (or 1691926395 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

Adding to 13535411144 its reverse (44111453531), we get a palindrome (57646864675).

The spelling of 13535411144 in words is "thirteen billion, five hundred thirty-five million, four hundred eleven thousand, one hundred forty-four".