17119889089 has 4 divisors (see below), whose sum is σ = 17194648660. Its totient is φ = 17045129520.

The previous prime is 17119889081. The next prime is 17119889093. The reversal of 17119889089 is 98098891171.

It is a happy number.

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 12738508225 + 4381380864 = 112865^2 + 66192^2 .

It is not a de Polignac number, because 17119889089 - 2³ = 17119889081 is a prime.

It is a super-2 number, since 2×17119889089² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17119889081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37379442 + ... + 37379899.

It is an arithmetic number, because the mean of its divisors is an integer number (4298662165).

Almost surely, 2^17119889089 is an apocalyptic number.

It is an amenable number.

17119889089 is a deficient number, since it is larger than the sum of its proper divisors (74759571).

17119889089 is an equidigital number, since it uses as much as digits as its factorization.

17119889089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74759570.

The product of its (nonzero) digits is 2612736, while the sum is 61.

The spelling of 17119889089 in words is "seventeen billion, one hundred nineteen million, eight hundred eighty-nine thousand, eighty-nine".