13533412663 has 4 divisors (see below), whose sum is σ = 14245697560. Its totient is φ = 12821127768.

The previous prime is 13533412657. The next prime is 13533412667. The reversal of 13533412663 is 36621433531.

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 13533412663 - 2⁵ = 13533412631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13533412667) 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, 356142420 + ... + 356142457.

It is an arithmetic number, because the mean of its divisors is an integer number (3561424390).

Almost surely, 2^13533412663 is an apocalyptic number.

13533412663 is a deficient number, since it is larger than the sum of its proper divisors (712284897).

13533412663 is an equidigital number, since it uses as much as digits as its factorization.

13533412663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712284896.

The product of its digits is 116640, while the sum is 37.

The spelling of 13533412663 in words is "thirteen billion, five hundred thirty-three million, four hundred twelve thousand, six hundred sixty-three".