13531444334 has 16 divisors (see below), whose sum is σ = 20341287648. Its totient is φ = 6751030272.

The previous prime is 13531444273. The next prime is 13531444369. The reversal of 13531444334 is 43344413531.

13531444334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13531444294 and 13531444303.

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, 2806694 + ... + 2811510.

It is an arithmetic number, because the mean of its divisors is an integer number (1271330478).

Almost surely, 2^13531444334 is an apocalyptic number.

13531444334 is a deficient number, since it is larger than the sum of its proper divisors (6809843314).

13531444334 is a wasteful number, since it uses less digits than its factorization.

13531444334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7579.

The product of its digits is 103680, while the sum is 35.

Adding to 13531444334 its reverse (43344413531), we get a palindrome (56875857865).

The spelling of 13531444334 in words is "thirteen billion, five hundred thirty-one million, four hundred forty-four thousand, three hundred thirty-four".