8322564128 has 18 divisors (see below), whose sum is σ = 16386064191. Its totient is φ = 4161024032.

The previous prime is 8322564119. The next prime is 8322564139. The reversal of 8322564128 is 8214652238.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 4161282064 + 4161282064 = 64508^2 + 64508^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=64508.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 508001 + ... + 524127.

Almost surely, 2^8322564128 is an apocalyptic number.

It is an amenable number.

8322564128 is a deficient number, since it is larger than the sum of its proper divisors (8063500063).

8322564128 is an frugal number, since it uses more digits than its factorization.

8322564128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32264 (or 16129 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 8322564128 is about 91228.0884815636. The cubic root of 8322564128 is about 2026.5269489515.

The spelling of 8322564128 in words is "eight billion, three hundred twenty-two million, five hundred sixty-four thousand, one hundred twenty-eight".