6564380332 has 12 divisors (see below), whose sum is σ = 11503215640. Its totient is φ = 3277747296.

The previous prime is 6564380287. The next prime is 6564380341. The reversal of 6564380332 is 2330834656.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1107393 + ... + 1113304.

Almost surely, 2^6564380332 is an apocalyptic number.

It is an amenable number.

6564380332 is a deficient number, since it is larger than the sum of its proper divisors (4938835308).

6564380332 is a wasteful number, since it uses less digits than its factorization.

6564380332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221440 (or 2221438 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The square root of 6564380332 is about 81020.8635599498. The cubic root of 6564380332 is about 1872.3968932706.

The spelling of 6564380332 in words is "six billion, five hundred sixty-four million, three hundred eighty thousand, three hundred thirty-two".