171157688886382 has 16 divisors (see below), whose sum is σ = 292253445055872. Its totient is φ = 74416386472120.

The previous prime is 171157688886377. The next prime is 171157688886407. The reversal of 171157688886382 is 283688886751171.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169128150568 + ... + 169128151579.

It is an arithmetic number, because the mean of its divisors is an integer number (18265840315992).

Almost surely, 2^{171157688886382} is an apocalyptic number.

171157688886382 is a deficient number, since it is larger than the sum of its proper divisors (121095756169490).

171157688886382 is a wasteful number, since it uses less digits than its factorization.

171157688886382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338256302183.

The product of its digits is 1734082560, while the sum is 79.

The spelling of 171157688886382 in words is "one hundred seventy-one trillion, one hundred fifty-seven billion, six hundred eighty-eight million, eight hundred eighty-six thousand, three hundred eighty-two".