13442533531353 has 12 divisors (see below), whose sum is σ = 19497561316948. Its totient is φ = 8924503587840.

The previous prime is 13442533531327. The next prime is 13442533531387. The reversal of 13442533531353 is 35313533524431.

It is a happy number.

13442533531353 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 2 + 533 + 53 + 13 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5381323573824 + 8061209957529 = 2319768^2 + 2839227^2 .

It is not a de Polignac number, because 13442533531353 - 2⁹ = 13442533530841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13442533531299 and 13442533531308.

It is not an unprimeable number, because it can be changed into a prime (13442533521353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3098783800 + ... + 3098788137.

Almost surely, 2^{13442533531353} is an apocalyptic number.

It is an amenable number.

13442533531353 is a deficient number, since it is larger than the sum of its proper divisors (6055027785595).

13442533531353 is a wasteful number, since it uses less digits than its factorization.

13442533531353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6197572184 (or 6197572181 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 45.

The spelling of 13442533531353 in words is "thirteen trillion, four hundred forty-two billion, five hundred thirty-three million, five hundred thirty-one thousand, three hundred fifty-three".