444240023044 has 48 divisors (see below), whose sum is σ = 824514485760. Its totient is φ = 209132743680.

The previous prime is 444240023027. The next prime is 444240023047. The reversal of 444240023044 is 440320042444.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 444240022997 and 444240023015.

It is not an unprimeable number, because it can be changed into a prime (444240023047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396654 + ... + 1022650.

It is an arithmetic number, because the mean of its divisors is an integer number (17177385120).

Almost surely, 2^444240023044 is an apocalyptic number.

It is an amenable number.

444240023044 is a deficient number, since it is larger than the sum of its proper divisors (380274462716).

444240023044 is a wasteful number, since it uses less digits than its factorization.

444240023044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626188 (or 626186 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 444240023044 its reverse (440320042444), we get a palindrome (884560065488).

The spelling of 444240023044 in words is "four hundred forty-four billion, two hundred forty million, twenty-three thousand, forty-four".