1313563566163 has 8 divisors (see below), whose sum is σ = 1349053374960. Its totient is φ = 1278514624800.

The previous prime is 1313563566113. The next prime is 1313563566167. The reversal of 1313563566163 is 3616653653131.

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 1313563566163 - 2¹⁷ = 1313563435091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313563566167) 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, 110210820 + ... + 110222737.

It is an arithmetic number, because the mean of its divisors is an integer number (168631671870).

Almost surely, 2^{1313563566163} is an apocalyptic number.

1313563566163 is a deficient number, since it is larger than the sum of its proper divisors (35489808797).

1313563566163 is a wasteful number, since it uses less digits than its factorization.

1313563566163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220433717.

The product of its digits is 2624400, while the sum is 49.

The spelling of 1313563566163 in words is "one trillion, three hundred thirteen billion, five hundred sixty-three million, five hundred sixty-six thousand, one hundred sixty-three".