164164568 has 8 divisors (see below), whose sum is σ = 307808580. Its totient is φ = 82082280.

The previous prime is 164164549. The next prime is 164164571. The reversal of 164164568 is 865461461.

164164568 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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, 10260278 + ... + 10260293.

Almost surely, 2^164164568 is an apocalyptic number.

It is an amenable number.

164164568 is a deficient number, since it is larger than the sum of its proper divisors (143644012).

164164568 is a wasteful number, since it uses less digits than its factorization.

164164568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20520577 (or 20520573 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 164164568 is about 12812.6721646969. The cubic root of 164164568 is about 547.5533949857.

The spelling of 164164568 in words is "one hundred sixty-four million, one hundred sixty-four thousand, five hundred sixty-eight".