4440344013 has 12 divisors (see below), whose sum is σ = 7330091808. Its totient is φ = 2537339400.

The previous prime is 4440344011. The next prime is 4440344017. The reversal of 4440344013 is 3104430444.

It is not a de Polignac number, because 4440344013 - 2¹ = 4440344011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4440344011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35240763 + ... + 35240888.

It is an arithmetic number, because the mean of its divisors is an integer number (610840984).

Almost surely, 2^4440344013 is an apocalyptic number.

It is an amenable number.

4440344013 is a deficient number, since it is larger than the sum of its proper divisors (2889747795).

4440344013 is a wasteful number, since it uses less digits than its factorization.

4440344013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70481664 (or 70481661 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 4440344013 is about 66635.9063343480. The cubic root of 4440344013 is about 1643.6356006338.

Adding to 4440344013 its reverse (3104430444), we get a palindrome (7544774457).

The spelling of 4440344013 in words is "four billion, four hundred forty million, three hundred forty-four thousand, thirteen".