171674186042 has 16 divisors (see below), whose sum is σ = 264484184712. Its totient is φ = 83513021760.

The previous prime is 171674186041. The next prime is 171674186069. The reversal of 171674186042 is 240681476171.

171674186042 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 144475249801 + 27198936241 = 380099^2 + 164921^2 .

It is not an unprimeable number, because it can be changed into a prime (171674186041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1877948 + ... + 1967240.

Almost surely, 2^171674186042 is an apocalyptic number.

171674186042 is a deficient number, since it is larger than the sum of its proper divisors (92809998670).

171674186042 is a wasteful number, since it uses less digits than its factorization.

171674186042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115313.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 171674186042 in words is "one hundred seventy-one billion, six hundred seventy-four million, one hundred eighty-six thousand, forty-two".