6660321050 has 24 divisors (see below), whose sum is σ = 12450468000. Its totient is φ = 2650736880.

The previous prime is 6660321043. The next prime is 6660321089. The reversal of 6660321050 is 501230666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324740 + ... + 344639.

It is an arithmetic number, because the mean of its divisors is an integer number (518769500).

Almost surely, 2^6660321050 is an apocalyptic number.

6660321050 is a deficient number, since it is larger than the sum of its proper divisors (5790146950).

6660321050 is a wasteful number, since it uses less digits than its factorization.

6660321050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669590 (or 669585 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 6660321050 is about 81610.7900341615. The cubic root of 6660321050 is about 1881.4747228081.

The spelling of 6660321050 in words is "six billion, six hundred sixty million, three hundred twenty-one thousand, fifty".