17389216013 has 4 divisors (see below), whose sum is σ = 18726848028. Its totient is φ = 16051584000.

The previous prime is 17389215931. The next prime is 17389216063. The reversal of 17389216013 is 31061298371.

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 4432630084 + 12956585929 = 66578^2 + 113827^2 .

It is a cyclic number.

It is not a de Polignac number, because 17389216013 - 2¹⁶ = 17389150477 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 (17389216063) 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, 668815988 + ... + 668816013.

It is an arithmetic number, because the mean of its divisors is an integer number (4681712007).

Almost surely, 2^17389216013 is an apocalyptic number.

17389216013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

17389216013 is a deficient number, since it is larger than the sum of its proper divisors (1337632015).

17389216013 is a wasteful number, since it uses less digits than its factorization.

17389216013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337632014.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 17389216013 in words is "seventeen billion, three hundred eighty-nine million, two hundred sixteen thousand, thirteen".