164441604196 has 9 divisors (see below), whose sum is σ = 287774226649. Its totient is φ = 82220396584.

The previous prime is 164441604193. The next prime is 164441604209. The reversal of 164441604196 is 691406144461.

The square root of 164441604196 is 405514.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 160712792100 + 3728812096 = 400890^2 + 61064^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164441604193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 709650 + ... + 912406.

Almost surely, 2^164441604196 is an apocalyptic number.

164441604196 is the 405514-th square number.

It is an amenable number.

164441604196 is a deficient number, since it is larger than the sum of its proper divisors (123332622453).

164441604196 is an frugal number, since it uses more digits than its factorization.

164441604196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405518 (or 202759 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 164441604196 in words is "one hundred sixty-four billion, four hundred forty-one million, six hundred four thousand, one hundred ninety-six".