171345768 has 64 divisors (see below), whose sum is σ = 487641600. Its totient is φ = 49663680.

The previous prime is 171345751. The next prime is 171345787. The reversal of 171345768 is 867543171.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8038 + ... + 20181.

It is an arithmetic number, because the mean of its divisors is an integer number (7619400).

Almost surely, 2^171345768 is an apocalyptic number.

It is an amenable number.

171345768 is an abundant number, since it is smaller than the sum of its proper divisors (316295832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171345768 is a wasteful number, since it uses less digits than its factorization.

171345768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28262 (or 28258 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 171345768 is about 13089.9109240667. The cubic root of 171345768 is about 555.4237685508.

The spelling of 171345768 in words is "one hundred seventy-one million, three hundred forty-five thousand, seven hundred sixty-eight".