3228641172964 has 9 divisors (see below), whose sum is σ = 5650128341641. Its totient is φ = 1614318789640.

The previous prime is 3228641172943. The next prime is 3228641173033. The reversal of 3228641172964 is 4692711468223.

The square root of 3228641172964 is 1796842.

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., 179147334564 + 3049493838400 = 423258^2 + 1746280^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3144474 + ... + 4042894.

Almost surely, 2^{3228641172964} is an apocalyptic number.

3228641172964 is the 1796842-nd square number.

It is an amenable number.

3228641172964 is a deficient number, since it is larger than the sum of its proper divisors (2421487168677).

3228641172964 is an frugal number, since it uses more digits than its factorization.

3228641172964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796846 (or 898423 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 55.

The spelling of 3228641172964 in words is "three trillion, two hundred twenty-eight billion, six hundred forty-one million, one hundred seventy-two thousand, nine hundred sixty-four".