172117093809327 has 8 divisors (see below), whose sum is σ = 229552177601280. Its totient is φ = 114713369611800.

The previous prime is 172117093809307. The next prime is 172117093809359. The reversal of 172117093809327 is 723908390711271.

172117093809327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 172117093809327 - 2¹⁵ = 172117093776559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172117093809307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7839885799 + ... + 7839907752.

It is an arithmetic number, because the mean of its divisors is an integer number (28694022200160).

Almost surely, 2^{172117093809327} is an apocalyptic number.

172117093809327 is a deficient number, since it is larger than the sum of its proper divisors (57435083791953).

172117093809327 is a wasteful number, since it uses less digits than its factorization.

172117093809327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15679797213.

The product of its (nonzero) digits is 8001504, while the sum is 60.

The spelling of 172117093809327 in words is "one hundred seventy-two trillion, one hundred seventeen billion, ninety-three million, eight hundred nine thousand, three hundred twenty-seven".