13534163663 has 4 divisors (see below), whose sum is σ = 13822124640. Its totient is φ = 13246202688.

The previous prime is 13534163653. The next prime is 13534163689. The reversal of 13534163663 is 36636143531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13534163663 - 2⁴ = 13534163647 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 13534163663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13534163623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143980418 + ... + 143980511.

It is an arithmetic number, because the mean of its divisors is an integer number (3455531160).

Almost surely, 2^13534163663 is an apocalyptic number.

13534163663 is a deficient number, since it is larger than the sum of its proper divisors (287960977).

13534163663 is an equidigital number, since it uses as much as digits as its factorization.

13534163663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287960976.

The product of its digits is 349920, while the sum is 41.

The spelling of 13534163663 in words is "thirteen billion, five hundred thirty-four million, one hundred sixty-three thousand, six hundred sixty-three".