13316464563 has 12 divisors (see below), whose sum is σ = 18346517064. Its totient is φ = 8591265600.

The previous prime is 13316464561. The next prime is 13316464607. The reversal of 13316464563 is 36546461331.

It is not a de Polignac number, because 13316464563 - 2¹ = 13316464561 is a prime.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13316464561) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2306598 + ... + 2312363.

It is an arithmetic number, because the mean of its divisors is an integer number (1528876422).

Almost surely, 2^13316464563 is an apocalyptic number.

13316464563 is a deficient number, since it is larger than the sum of its proper divisors (5030052501).

13316464563 is an equidigital number, since it uses as much as digits as its factorization.

13316464563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4619026 (or 4618995 counting only the distinct ones).

The product of its digits is 466560, while the sum is 42.

The spelling of 13316464563 in words is "thirteen billion, three hundred sixteen million, four hundred sixty-four thousand, five hundred sixty-three".