13534353553 has 6 divisors (see below), whose sum is σ = 15744043986. Its totient is φ = 11600874432.

The previous prime is 13534353493. The next prime is 13534353577. The reversal of 13534353553 is 35535343531.

13534353553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8862904449 + 4671449104 = 94143^2 + 68348^2 .

It is not a de Polignac number, because 13534353553 - 2¹³ = 13534345361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13534353253) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 138105600 + ... + 138105697.

It is an arithmetic number, because the mean of its divisors is an integer number (2624007331).

Almost surely, 2^13534353553 is an apocalyptic number.

It is an amenable number.

13534353553 is a deficient number, since it is larger than the sum of its proper divisors (2209690433).

13534353553 is an equidigital number, since it uses as much as digits as its factorization.

13534353553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276211311 (or 276211304 counting only the distinct ones).

The product of its digits is 607500, while the sum is 40.

The spelling of 13534353553 in words is "thirteen billion, five hundred thirty-four million, three hundred fifty-three thousand, five hundred fifty-three".