440123213224 has 16 divisors (see below), whose sum is σ = 831728908800. Its totient is φ = 218328837552.

The previous prime is 440123213221. The next prime is 440123213267. The reversal of 440123213224 is 422312321044.

It is a junction number, because it is equal to n+sod(n) for n = 440123213192 and 440123213201.

It is not an unprimeable number, because it can be changed into a prime (440123213221) 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 3 ways as a sum of consecutive naturals, for example, 216595054 + ... + 216597085.

It is an arithmetic number, because the mean of its divisors is an integer number (51983056800).

Almost surely, 2^440123213224 is an apocalyptic number.

It is an amenable number.

440123213224 is a deficient number, since it is larger than the sum of its proper divisors (391605695576).

440123213224 is a wasteful number, since it uses less digits than its factorization.

440123213224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433192272 (or 433192268 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 440123213224 its reverse (422312321044), we get a palindrome (862435534268).

The spelling of 440123213224 in words is "four hundred forty billion, one hundred twenty-three million, two hundred thirteen thousand, two hundred twenty-four".