164145466 has 8 divisors (see below), whose sum is σ = 247199904. Its totient is φ = 81745500.

The previous prime is 164145463. The next prime is 164145467. The reversal of 164145466 is 664541461.

164145466 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 (164145463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162990 + ... + 163993.

It is an arithmetic number, because the mean of its divisors is an integer number (30899988).

Almost surely, 2^164145466 is an apocalyptic number.

164145466 is a deficient number, since it is larger than the sum of its proper divisors (83054438).

164145466 is a wasteful number, since it uses less digits than its factorization.

164145466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327236.

The product of its digits is 69120, while the sum is 37.

The square root of 164145466 is about 12811.9267091254. The cubic root of 164145466 is about 547.5321566012.

The spelling of 164145466 in words is "one hundred sixty-four million, one hundred forty-five thousand, four hundred sixty-six".