201644106304 has 21 divisors (see below), whose sum is σ = 400144652211. Its totient is φ = 100820256960.

The previous prime is 201644106299. The next prime is 201644106329. The reversal of 201644106304 is 403601446102.

The square root of 201644106304 is 449048.

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

201644106304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3564319 + ... + 3620449.

Almost surely, 2^201644106304 is an apocalyptic number.

201644106304 is the 449048-th square number.

It is an amenable number.

201644106304 is a deficient number, since it is larger than the sum of its proper divisors (198500545907).

201644106304 is an frugal number, since it uses more digits than its factorization.

201644106304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112274 (or 56133 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 201644106304 in words is "two hundred one billion, six hundred forty-four million, one hundred six thousand, three hundred four".