440004221322 has 16 divisors (see below), whose sum is σ = 880043378592. Its totient is φ = 146662251120.

The previous prime is 440004221303. The next prime is 440004221359. The reversal of 440004221322 is 223122400044.

It is a junction number, because it is equal to n+sod(n) for n = 440004221292 and 440004221301.

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 in 7 ways as a sum of consecutive naturals, for example, 1290493 + ... + 1595424.

It is an arithmetic number, because the mean of its divisors is an integer number (55002711162).

Almost surely, 2^440004221322 is an apocalyptic number.

440004221322 is an abundant number, since it is smaller than the sum of its proper divisors (440039157270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440004221322 is a wasteful number, since it uses less digits than its factorization.

440004221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911333.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 440004221322 its reverse (223122400044), we get a palindrome (663126621366).

The spelling of 440004221322 in words is "four hundred forty billion, four million, two hundred twenty-one thousand, three hundred twenty-two".