172112707065307 has 8 divisors (see below), whose sum is σ = 181177092729360. Its totient is φ = 163048903614720.

The previous prime is 172112707065259. The next prime is 172112707065317. The reversal of 172112707065307 is 703560707211271.

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

It is not a de Polignac number, because 172112707065307 - 2¹⁹ = 172112706541019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172112707065317) 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, 144946498 + ... + 146129095.

It is an arithmetic number, because the mean of its divisors is an integer number (22647136591170).

Almost surely, 2^{172112707065307} is an apocalyptic number.

172112707065307 is a deficient number, since it is larger than the sum of its proper divisors (9064385664053).

172112707065307 is a wasteful number, since it uses less digits than its factorization.

172112707065307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291106733.

The product of its (nonzero) digits is 864360, while the sum is 49.

The spelling of 172112707065307 in words is "one hundred seventy-two trillion, one hundred twelve billion, seven hundred seven million, sixty-five thousand, three hundred seven".