440444222044 has 6 divisors (see below), whose sum is σ = 770777388584. Its totient is φ = 220222111020.

The previous prime is 440444222039. The next prime is 440444222069. The reversal of 440444222044 is 440222444044.

It is a super-2 number, since 2×440444222044² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 55055527752 + ... + 55055527759.

Almost surely, 2^440444222044 is an apocalyptic number.

It is an amenable number.

440444222044 is a deficient number, since it is larger than the sum of its proper divisors (330333166540).

440444222044 is a wasteful number, since it uses less digits than its factorization.

440444222044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110111055515 (or 110111055513 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 440444222044 its reverse (440222444044), we get a palindrome (880666666088).

The spelling of 440444222044 in words is "four hundred forty billion, four hundred forty-four million, two hundred twenty-two thousand, forty-four".