6566325530 has 8 divisors (see below), whose sum is σ = 11819385972. Its totient is φ = 2626530208.

The previous prime is 6566325523. The next prime is 6566325581. The reversal of 6566325530 is 355236656.

It can be written as a sum of positive squares in 2 ways, for example, as 6543677449 + 22648081 = 80893^2 + 4759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328316267 + ... + 328316286.

Almost surely, 2^6566325530 is an apocalyptic number.

6566325530 is a deficient number, since it is larger than the sum of its proper divisors (5253060442).

6566325530 is a wasteful number, since it uses less digits than its factorization.

6566325530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656632560.

The product of its (nonzero) digits is 486000, while the sum is 41.

The square root of 6566325530 is about 81032.8669738397. The cubic root of 6566325530 is about 1872.5818217690.

The spelling of 6566325530 in words is "six billion, five hundred sixty-six million, three hundred twenty-five thousand, five hundred thirty".