68305166 has 4 divisors (see below), whose sum is σ = 102457752. Its totient is φ = 34152582.

The previous prime is 68305129. The next prime is 68305213. The reversal of 68305166 is 66150386.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17076290 + ... + 17076293.

It is an arithmetic number, because the mean of its divisors is an integer number (25614438).

Almost surely, 2^68305166 is an apocalyptic number.

68305166 is a deficient number, since it is larger than the sum of its proper divisors (34152586).

68305166 is a wasteful number, since it uses less digits than its factorization.

68305166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34152585.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 68305166 is about 8264.6939447266. The cubic root of 68305166 is about 408.7751786776.

The spelling of 68305166 in words is "sixty-eight million, three hundred five thousand, one hundred sixty-six".