171306244642131 has 12 divisors (see below), whose sum is σ = 248322931145640. Its totient is φ = 113797742583840.

The previous prime is 171306244642063. The next prime is 171306244642163. The reversal of 171306244642131 is 131246442603171.

171306244642131 is a `hidden beast` number, since 1 + 7 + 1 + 3 + 0 + 624 + 4 + 6 + 4 + 2 + 13 + 1 = 666.

It is not a de Polignac number, because 171306244642131 - 2¹⁰ = 171306244641107 is a prime.

It is a super-2 number, since 2×171306244642131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (171306244622131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33868373241 + ... + 33868378298.

It is an arithmetic number, because the mean of its divisors is an integer number (20693577595470).

Almost surely, 2^{171306244642131} is an apocalyptic number.

171306244642131 is a deficient number, since it is larger than the sum of its proper divisors (77016686503509).

171306244642131 is a wasteful number, since it uses less digits than its factorization.

171306244642131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67736751826 (or 67736751823 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 171306244642131 in words is "one hundred seventy-one trillion, three hundred six billion, two hundred forty-four million, six hundred forty-two thousand, one hundred thirty-one".