4406644013 has 2 divisors, whose sum is σ = 4406644014. Its totient is φ = 4406644012.

The previous prime is 4406643977. The next prime is 4406644049. The reversal of 4406644013 is 3104466044.

It is a balanced prime because it is at equal distance from previous prime (4406643977) and next prime (4406644049).

It can be written as a sum of positive squares in only one way, i.e., 3834334084 + 572309929 = 61922^2 + 23923^2 .

It is a cyclic number.

It is not a de Polignac number, because 4406644013 - 2⁶ = 4406643949 is a prime.

It is a super-2 number, since 2×4406644013² = 38837022914617488338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4406641013) 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 as a sum of consecutive naturals, namely, 2203322006 + 2203322007.

It is an arithmetic number, because the mean of its divisors is an integer number (2203322007).

Almost surely, 2^4406644013 is an apocalyptic number.

It is an amenable number.

4406644013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4406644013 is an equidigital number, since it uses as much as digits as its factorization.

4406644013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4406644013 is about 66382.5580480295. The cubic root of 4406644013 is about 1639.4669114328.

The spelling of 4406644013 in words is "four billion, four hundred six million, six hundred forty-four thousand, thirteen".