13315052563 has 8 divisors (see below), whose sum is σ = 13597401600. Its totient is φ = 13034592648.

The previous prime is 13315052479. The next prime is 13315052573. The reversal of 13315052563 is 36525051331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13315052563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13315052573) 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, 458031 + ... + 486232.

It is an arithmetic number, because the mean of its divisors is an integer number (1699675200).

Almost surely, 2^13315052563 is an apocalyptic number.

13315052563 is a deficient number, since it is larger than the sum of its proper divisors (282349037).

13315052563 is an equidigital number, since it uses as much as digits as its factorization.

13315052563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944561.

The product of its (nonzero) digits is 40500, while the sum is 34.

The spelling of 13315052563 in words is "thirteen billion, three hundred fifteen million, fifty-two thousand, five hundred sixty-three".