164695868 has 6 divisors (see below), whose sum is σ = 288217776. Its totient is φ = 82347932.

The previous prime is 164695859. The next prime is 164695873. The reversal of 164695868 is 868596461.

164695868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 20586980 + ... + 20586987.

It is an arithmetic number, because the mean of its divisors is an integer number (48036296).

Almost surely, 2^164695868 is an apocalyptic number.

It is an amenable number.

164695868 is a deficient number, since it is larger than the sum of its proper divisors (123521908).

164695868 is a wasteful number, since it uses less digits than its factorization.

164695868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41173971 (or 41173969 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 164695868 is about 12833.3887964169. The cubic root of 164695868 is about 548.1434570343.

The spelling of 164695868 in words is "one hundred sixty-four million, six hundred ninety-five thousand, eight hundred sixty-eight".