173312045727 has 8 divisors (see below), whose sum is σ = 232466457216. Its totient is φ = 114849499032.

The previous prime is 173312045663. The next prime is 173312045741. The reversal of 173312045727 is 727540213371.

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

It is not a de Polignac number, because 173312045727 - 2⁶ = 173312045663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173312049727) 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, 172965613 + ... + 172966614.

It is an arithmetic number, because the mean of its divisors is an integer number (29058307152).

Almost surely, 2^173312045727 is an apocalyptic number.

173312045727 is a deficient number, since it is larger than the sum of its proper divisors (59154411489).

173312045727 is a wasteful number, since it uses less digits than its factorization.

173312045727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345932397.

The product of its (nonzero) digits is 246960, while the sum is 42.

The spelling of 173312045727 in words is "one hundred seventy-three billion, three hundred twelve million, forty-five thousand, seven hundred twenty-seven".