4452445328 has 10 divisors (see below), whose sum is σ = 8626612854. Its totient is φ = 2226222656.

The previous prime is 4452445279. The next prime is 4452445331. The reversal of 4452445328 is 8235442544.

It can be written as a sum of positive squares in only one way, i.e., 4239051664 + 213393664 = 65108^2 + 14608^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 139138901 + ... + 139138932.

Almost surely, 2^4452445328 is an apocalyptic number.

It is an amenable number.

4452445328 is a deficient number, since it is larger than the sum of its proper divisors (4174167526).

4452445328 is a wasteful number, since it uses less digits than its factorization.

4452445328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278277841 (or 278277835 counting only the distinct ones).

The product of its digits is 614400, while the sum is 41.

The square root of 4452445328 is about 66726.6463116497. The cubic root of 4452445328 is about 1645.1273852382.

The spelling of 4452445328 in words is "four billion, four hundred fifty-two million, four hundred forty-five thousand, three hundred twenty-eight".