6659944852 has 12 divisors (see below), whose sum is σ = 12714440256. Its totient is φ = 3027247640.

The previous prime is 6659944793. The next prime is 6659944853. The reversal of 6659944852 is 2584499566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6659944853) by changing a digit.

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, 75681148 + ... + 75681235.

It is an arithmetic number, because the mean of its divisors is an integer number (1059536688).

Almost surely, 2^6659944852 is an apocalyptic number.

It is an amenable number.

6659944852 is a deficient number, since it is larger than the sum of its proper divisors (6054495404).

6659944852 is a wasteful number, since it uses less digits than its factorization.

6659944852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151362398 (or 151362396 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 58.

The square root of 6659944852 is about 81608.4851715800. The cubic root of 6659944852 is about 1881.4392980716.

The spelling of 6659944852 in words is "six billion, six hundred fifty-nine million, nine hundred forty-four thousand, eight hundred fifty-two".