17252638867009 has 24 divisors (see below), whose sum is σ = 21991473183680. Its totient is φ = 13179734672832.

The previous prime is 17252638866941. The next prime is 17252638867031. The reversal of 17252638867009 is 90076883625271.

It is not a de Polignac number, because 17252638867009 - 2⁹ = 17252638866497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (17252638867049) 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 23 ways as a sum of consecutive naturals, for example, 112640139 + ... + 112793200.

Almost surely, 2^{17252638867009} is an apocalyptic number.

It is an amenable number.

17252638867009 is a deficient number, since it is larger than the sum of its proper divisors (4738834316671).

17252638867009 is a wasteful number, since it uses less digits than its factorization.

17252638867009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225433417 (or 225433388 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 17252638867009 in words is "seventeen trillion, two hundred fifty-two billion, six hundred thirty-eight million, eight hundred sixty-seven thousand, nine".