17319045874449 has 16 divisors (see below), whose sum is σ = 25195764694464. Its totient is φ = 10494547588800.

The previous prime is 17319045874421. The next prime is 17319045874451. The reversal of 17319045874449 is 94447854091371.

It is not a de Polignac number, because 17319045874449 - 2⁷ = 17319045874321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 17319045874449.

It is not an unprimeable number, because it can be changed into a prime (17319045874049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45905542 + ... + 46281279.

It is an arithmetic number, because the mean of its divisors is an integer number (1574735293404).

Almost surely, 2^{17319045874449} is an apocalyptic number.

It is an amenable number.

17319045874449 is a deficient number, since it is larger than the sum of its proper divisors (7876718820015).

17319045874449 is a wasteful number, since it uses less digits than its factorization.

17319045874449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92192528.

The product of its (nonzero) digits is 121927680, while the sum is 66.

The spelling of 17319045874449 in words is "seventeen trillion, three hundred nineteen billion, forty-five million, eight hundred seventy-four thousand, four hundred forty-nine".