6434446344 has 32 divisors (see below), whose sum is σ = 16389630720. Its totient is φ = 2104346816.

The previous prime is 6434446327. The next prime is 6434446357. The reversal of 6434446344 is 4436444346.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 6434446296 and 6434446305.

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 7 ways as a sum of consecutive naturals, for example, 2527992 + ... + 2530535.

It is an arithmetic number, because the mean of its divisors is an integer number (512175960).

Almost surely, 2^6434446344 is an apocalyptic number.

It is an amenable number.

6434446344 is an abundant number, since it is smaller than the sum of its proper divisors (9955184376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6434446344 is a wasteful number, since it uses less digits than its factorization.

6434446344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5058589 (or 5058585 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 42.

The square root of 6434446344 is about 80215.0007417565. Note that the first 3 decimals coincide. The cubic root of 6434446344 is about 1859.9605287034.

The spelling of 6434446344 in words is "six billion, four hundred thirty-four million, four hundred forty-six thousand, three hundred forty-four".