6576664516 has 6 divisors (see below), whose sum is σ = 11509162910. Its totient is φ = 3288332256.

The previous prime is 6576664499. The next prime is 6576664537. The reversal of 6576664516 is 6154666756.

It can be written as a sum of positive squares in only one way, i.e., 4870644100 + 1706020416 = 69790^2 + 41304^2 .

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 as a sum of consecutive naturals, namely, 822083061 + ... + 822083068.

Almost surely, 2^6576664516 is an apocalyptic number.

It is an amenable number.

6576664516 is a deficient number, since it is larger than the sum of its proper divisors (4932498394).

6576664516 is a wasteful number, since it uses less digits than its factorization.

6576664516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644166133 (or 1644166131 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 52.

The square root of 6576664516 is about 81096.6368969762. The cubic root of 6576664516 is about 1873.5641288773.

The spelling of 6576664516 in words is "six billion, five hundred seventy-six million, six hundred sixty-four thousand, five hundred sixteen".