16564002014713 has 4 divisors (see below), whose sum is σ = 17538355074420. Its totient is φ = 15589648955008.

The previous prime is 16564002014663. The next prime is 16564002014761. The reversal of 16564002014713 is 31741020046561.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13017721728064 + 3546280286649 = 3608008^2 + 1883157^2 .

It is not a de Polignac number, because 16564002014713 - 2²⁹ = 16563465143801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16564002018713) 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, 487176529828 + ... + 487176529861.

It is an arithmetic number, because the mean of its divisors is an integer number (4384588768605).

Almost surely, 2^{16564002014713} is an apocalyptic number.

It is an amenable number.

16564002014713 is a deficient number, since it is larger than the sum of its proper divisors (974353059707).

16564002014713 is an equidigital number, since it uses as much as digits as its factorization.

16564002014713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974353059706.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 16564002014713 in words is "sixteen trillion, five hundred sixty-four billion, two million, fourteen thousand, seven hundred thirteen".