17125338678479 has 4 divisors (see below), whose sum is σ = 17131474596240. Its totient is φ = 17119202760720.

The previous prime is 17125338678449. The next prime is 17125338678493. The reversal of 17125338678479 is 97487683352171.

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

It is a cyclic number.

It is not a de Polignac number, because 17125338678479 - 2²⁴ = 17125321901263 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 (17125338678449) 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, 3067954694 + ... + 3067960275.

It is an arithmetic number, because the mean of its divisors is an integer number (4282868649060).

Almost surely, 2^{17125338678479} is an apocalyptic number.

17125338678479 is a deficient number, since it is larger than the sum of its proper divisors (6135917761).

17125338678479 is an equidigital number, since it uses as much as digits as its factorization.

17125338678479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6135917760.

The product of its digits is 426746880, while the sum is 71.

The spelling of 17125338678479 in words is "seventeen trillion, one hundred twenty-five billion, three hundred thirty-eight million, six hundred seventy-eight thousand, four hundred seventy-nine".