6444934732 has 12 divisors (see below), whose sum is σ = 11287195920. Its totient is φ = 3220021616.

The previous prime is 6444934709. The next prime is 6444934739. The reversal of 6444934732 is 2374394446.

It is not an unprimeable number, because it can be changed into a prime (6444934739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605503 + ... + 616054.

It is an arithmetic number, because the mean of its divisors is an integer number (940599660).

Almost surely, 2^6444934732 is an apocalyptic number.

It is an amenable number.

6444934732 is a deficient number, since it is larger than the sum of its proper divisors (4842261188).

6444934732 is a wasteful number, since it uses less digits than its factorization.

6444934732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222880 (or 1222878 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 46.

The square root of 6444934732 is about 80280.3508462687. The cubic root of 6444934732 is about 1860.9705818171.

The spelling of 6444934732 in words is "six billion, four hundred forty-four million, nine hundred thirty-four thousand, seven hundred thirty-two".