17128228245 has 16 divisors (see below), whose sum is σ = 27407496960. Its totient is φ = 9134277824.

The previous prime is 17128228241. The next prime is 17128228277. The reversal of 17128228245 is 54282282171.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 17128228245 - 2² = 17128228241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17128228197 and 17128228206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17128228241) 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 15 ways as a sum of consecutive naturals, for example, 163447 + ... + 246923.

It is an arithmetic number, because the mean of its divisors is an integer number (1712968560).

Almost surely, 2^17128228245 is an apocalyptic number.

17128228245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

17128228245 is a deficient number, since it is larger than the sum of its proper divisors (10279268715).

17128228245 is a wasteful number, since it uses less digits than its factorization.

17128228245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97164.

The product of its digits is 143360, while the sum is 42.

The spelling of 17128228245 in words is "seventeen billion, one hundred twenty-eight million, two hundred twenty-eight thousand, two hundred forty-five".