440641122044 has 6 divisors (see below), whose sum is σ = 771121963584. Its totient is φ = 220320561020.

The previous prime is 440641122043. The next prime is 440641122059. The reversal of 440641122044 is 440221146044.

It is a self number, because there is not a number n which added to its sum of digits gives 440641122044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440641122043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55080140252 + ... + 55080140259.

It is an arithmetic number, because the mean of its divisors is an integer number (128520327264).

Almost surely, 2^440641122044 is an apocalyptic number.

It is an amenable number.

440641122044 is a deficient number, since it is larger than the sum of its proper divisors (330480841540).

440641122044 is a wasteful number, since it uses less digits than its factorization.

440641122044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110160280515 (or 110160280513 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 440641122044 its reverse (440221146044), we get a palindrome (880862268088).

The spelling of 440641122044 in words is "four hundred forty billion, six hundred forty-one million, one hundred twenty-two thousand, forty-four".