4404323641 has 8 divisors (see below), whose sum is σ = 4557584520. Its totient is φ = 4251155328.

The previous prime is 4404323639. The next prime is 4404323711. The reversal of 4404323641 is 1463234044.

It can be written as a sum of positive squares in 4 ways, for example, as 674041 + 4403649600 = 821^2 + 66360^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4404323641 - 2¹ = 4404323639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404323941) 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 7 ways as a sum of consecutive naturals, for example, 81805 + ... + 124501.

It is an arithmetic number, because the mean of its divisors is an integer number (569698065).

Almost surely, 2^4404323641 is an apocalyptic number.

It is an amenable number.

4404323641 is a deficient number, since it is larger than the sum of its proper divisors (153260879).

4404323641 is a wasteful number, since it uses less digits than its factorization.

4404323641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46283.

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 4404323641 is about 66365.0784750534. The cubic root of 4404323641 is about 1639.1791004961.

Adding to 4404323641 its reverse (1463234044), we get a palindrome (5867557685).

The spelling of 4404323641 in words is "four billion, four hundred four million, three hundred twenty-three thousand, six hundred forty-one".