168500000170 has 8 divisors (see below), whose sum is σ = 303300000324. Its totient is φ = 67400000064.

The previous prime is 168500000143. The next prime is 168500000171. The reversal of 168500000170 is 71000005861.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152651959849 + 15848040321 = 390707^2 + 125889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (168500000171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8424999999 + ... + 8425000018.

Almost surely, 2^168500000170 is an apocalyptic number.

168500000170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168500000170 is a deficient number, since it is larger than the sum of its proper divisors (134800000154).

168500000170 is a wasteful number, since it uses less digits than its factorization.

168500000170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16850000024.

The product of its (nonzero) digits is 1680, while the sum is 28.

The spelling of 168500000170 in words is "one hundred sixty-eight billion, five hundred million, one hundred seventy", and thus it is an aban number.