440444444044 has 48 divisors (see below), whose sum is σ = 848758901760. Its totient is φ = 198319440960.

The previous prime is 440444443969. The next prime is 440444444047.

440444444044 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 440444443988 and 440444444006.

It is not an unprimeable number, because it can be changed into a prime (440444444047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28993819 + ... + 29009005.

It is an arithmetic number, because the mean of its divisors is an integer number (17682477120).

Almost surely, 2^440444444044 is an apocalyptic number.

440444444044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440444444044 is a deficient number, since it is larger than the sum of its proper divisors (408314457716).

440444444044 is a wasteful number, since it uses less digits than its factorization.

440444444044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21358 (or 21356 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 40.

It can be divided in two parts, 440444 and 444044, that added together give a palindrome (884488).

The spelling of 440444444044 in words is "four hundred forty billion, four hundred forty-four million, four hundred forty-four thousand, forty-four".