17255645045 has 16 divisors (see below), whose sum is σ = 21407288448. Its totient is φ = 13342449600.

The previous prime is 17255645021. The next prime is 17255645081. The reversal of 17255645045 is 54054655271.

It is a de Polignac number, because none of the positive numbers 2^k-17255645045 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 17255644987 and 17255645005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280919 + ... + 336788.

It is an arithmetic number, because the mean of its divisors is an integer number (1337955528).

Almost surely, 2^17255645045 is an apocalyptic number.

It is an amenable number.

17255645045 is a deficient number, since it is larger than the sum of its proper divisors (4151643403).

17255645045 is a wasteful number, since it uses less digits than its factorization.

17255645045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617900.

The product of its (nonzero) digits is 840000, while the sum is 44.

The spelling of 17255645045 in words is "seventeen billion, two hundred fifty-five million, six hundred forty-five thousand, forty-five".