171982016 has 14 divisors (see below), whose sum is σ = 341276940. Its totient is φ = 85990976.

The previous prime is 171982009. The next prime is 171982021. The reversal of 171982016 is 610289171.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343546 + ... + 1343673.

Almost surely, 2^171982016 is an apocalyptic number.

171982016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

171982016 is a deficient number, since it is larger than the sum of its proper divisors (169294924).

171982016 is an equidigital number, since it uses as much as digits as its factorization.

171982016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687231 (or 2687221 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 35.

The square root of 171982016 is about 13114.1913971087. The cubic root of 171982016 is about 556.1103933450.

The spelling of 171982016 in words is "one hundred seventy-one million, nine hundred eighty-two thousand, sixteen".