4406644049 has 2 divisors, whose sum is σ = 4406644050. Its totient is φ = 4406644048.

The previous prime is 4406644013. The next prime is 4406644091. The reversal of 4406644049 is 9404466044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2402470225 + 2004173824 = 49015^2 + 44768^2 .

It is a cyclic number.

It is not a de Polignac number, because 4406644049 - 2⁸ = 4406643793 is a prime.

It is a super-2 number, since 2×4406644049² = 38837023549174228802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4406643997 and 4406644015.

It is not a weakly prime, because it can be changed into another prime (4406641049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2203322024 + 2203322025.

It is an arithmetic number, because the mean of its divisors is an integer number (2203322025).

Almost surely, 2^4406644049 is an apocalyptic number.

It is an amenable number.

4406644049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4406644049 is an equidigital number, since it uses as much as digits as its factorization.

4406644049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 41.

The square root of 4406644049 is about 66382.5583191850. The cubic root of 4406644049 is about 1639.4669158973.

The spelling of 4406644049 in words is "four billion, four hundred six million, six hundred forty-four thousand, forty-nine".