4443144403123 has 4 divisors (see below), whose sum is σ = 4443222655408. Its totient is φ = 4443066150840.

The previous prime is 4443144403031. The next prime is 4443144403171. The reversal of 4443144403123 is 3213044413444.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4443144403123 - 2⁹ = 4443144402611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4443144463123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39040911 + ... + 39154552.

It is an arithmetic number, because the mean of its divisors is an integer number (1110805663852).

Almost surely, 2^{4443144403123} is an apocalyptic number.

4443144403123 is a deficient number, since it is larger than the sum of its proper divisors (78252285).

4443144403123 is an equidigital number, since it uses as much as digits as its factorization.

4443144403123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78252284.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 4443144403123 its reverse (3213044413444), we get a palindrome (7656188816567).

The spelling of 4443144403123 in words is "four trillion, four hundred forty-three billion, one hundred forty-four million, four hundred three thousand, one hundred twenty-three".