13523571653 has 8 divisors (see below), whose sum is σ = 13991201280. Its totient is φ = 13056028720.

The previous prime is 13523571617. The next prime is 13523571673. The reversal of 13523571653 is 35617532531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13523571653 - 2¹⁰ = 13523570629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13523571653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523571673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568076 + ... + 591402.

It is an arithmetic number, because the mean of its divisors is an integer number (1748900160).

Almost surely, 2^13523571653 is an apocalyptic number.

It is an amenable number.

13523571653 is a deficient number, since it is larger than the sum of its proper divisors (467629627).

13523571653 is a wasteful number, since it uses less digits than its factorization.

13523571653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43347.

The product of its digits is 283500, while the sum is 41.

The spelling of 13523571653 in words is "thirteen billion, five hundred twenty-three million, five hundred seventy-one thousand, six hundred fifty-three".