172306413173 has 8 divisors (see below), whose sum is σ = 172489313280. Its totient is φ = 172123605360.

The previous prime is 172306413151. The next prime is 172306413217. The reversal of 172306413173 is 371314603271.

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

It is a cyclic number.

It is not a de Polignac number, because 172306413173 - 2¹⁶ = 172306347637 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 (172306413133) 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, 4093448 + ... + 4135326.

It is an arithmetic number, because the mean of its divisors is an integer number (21561164160).

Almost surely, 2^172306413173 is an apocalyptic number.

It is an amenable number.

172306413173 is a deficient number, since it is larger than the sum of its proper divisors (182900107).

172306413173 is a wasteful number, since it uses less digits than its factorization.

172306413173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46147.

The product of its (nonzero) digits is 63504, while the sum is 38.

The spelling of 172306413173 in words is "one hundred seventy-two billion, three hundred six million, four hundred thirteen thousand, one hundred seventy-three".