13531202553 has 8 divisors (see below), whose sum is σ = 19681749216. Its totient is φ = 8200728800.

The previous prime is 13531202543. The next prime is 13531202593. The reversal of 13531202553 is 35520213531.

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

It is not a de Polignac number, because 13531202553 - 2⁸ = 13531202297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13531202553.

It is not an unprimeable number, because it can be changed into a prime (13531202533) 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, 205018188 + ... + 205018253.

It is an arithmetic number, because the mean of its divisors is an integer number (2460218652).

Almost surely, 2^13531202553 is an apocalyptic number.

It is an amenable number.

13531202553 is a deficient number, since it is larger than the sum of its proper divisors (6150546663).

13531202553 is a wasteful number, since it uses less digits than its factorization.

13531202553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410036455.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 13531202553 in words is "thirteen billion, five hundred thirty-one million, two hundred two thousand, five hundred fifty-three".