171066272039 has 8 divisors (see below), whose sum is σ = 184340307312. Its totient is φ = 157808678400.

The previous prime is 171066272021. The next prime is 171066272087. The reversal of 171066272039 is 930272660171.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-171066272039 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 (171066272239) 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, 4088789 + ... + 4130414.

It is an arithmetic number, because the mean of its divisors is an integer number (23042538414).

Almost surely, 2^171066272039 is an apocalyptic number.

171066272039 is a deficient number, since it is larger than the sum of its proper divisors (13274035273).

171066272039 is a wasteful number, since it uses less digits than its factorization.

171066272039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220817.

The product of its (nonzero) digits is 190512, while the sum is 44.

The spelling of 171066272039 in words is "one hundred seventy-one billion, sixty-six million, two hundred seventy-two thousand, thirty-nine".