17073438049 has 4 divisors (see below), whose sum is σ = 17307320836. Its totient is φ = 16839555264.

The previous prime is 17073438023. The next prime is 17073438071. The reversal of 17073438049 is 94083437071.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94083437071 = 13 ⋅7237187467.

It can be written as a sum of positive squares in 2 ways, for example, as 7500772449 + 9572665600 = 86607^2 + 97840^2 .

It is a cyclic number.

It is not a de Polignac number, because 17073438049 - 2⁷ = 17073437921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17073438649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116941284 + ... + 116941429.

It is an arithmetic number, because the mean of its divisors is an integer number (4326830209).

Almost surely, 2^17073438049 is an apocalyptic number.

It is an amenable number.

17073438049 is a deficient number, since it is larger than the sum of its proper divisors (233882787).

17073438049 is an equidigital number, since it uses as much as digits as its factorization.

17073438049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233882786.

The product of its (nonzero) digits is 508032, while the sum is 46.

The spelling of 17073438049 in words is "seventeen billion, seventy-three million, four hundred thirty-eight thousand, forty-nine".