4404445123 has 8 divisors (see below), whose sum is σ = 4744109216. Its totient is φ = 4064904000.

The previous prime is 4404445117. The next prime is 4404445163. The reversal of 4404445123 is 3215444044.

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 4404445123 - 2⁵ = 4404445091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404445103) by changing a digit.

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, 51898 + ... + 107248.

It is an arithmetic number, because the mean of its divisors is an integer number (593013652).

Almost surely, 2^4404445123 is an apocalyptic number.

4404445123 is a deficient number, since it is larger than the sum of its proper divisors (339664093).

4404445123 is a wasteful number, since it uses less digits than its factorization.

4404445123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61485.

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 4404445123 is about 66365.9937241958. The cubic root of 4404445123 is about 1639.1941712116.

Adding to 4404445123 its reverse (3215444044), we get a palindrome (7619889167).

The spelling of 4404445123 in words is "four billion, four hundred four million, four hundred forty-five thousand, one hundred twenty-three".