168323066 has 4 divisors (see below), whose sum is σ = 252484602. Its totient is φ = 84161532.

The previous prime is 168323063. The next prime is 168323083. The reversal of 168323066 is 660323861.

168323066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 166281025 + 2042041 = 12895^2 + 1429^2 .

It is not an unprimeable number, because it can be changed into a prime (168323063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42080765 + ... + 42080768.

Almost surely, 2^168323066 is an apocalyptic number.

168323066 is a deficient number, since it is larger than the sum of its proper divisors (84161536).

168323066 is an equidigital number, since it uses as much as digits as its factorization.

168323066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84161535.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 168323066 is about 12973.9379526804. The cubic root of 168323066 is about 552.1383050665.

The spelling of 168323066 in words is "one hundred sixty-eight million, three hundred twenty-three thousand, sixty-six".