220440444004 has 24 divisors (see below), whose sum is σ = 421742045088. Its totient is φ = 99985631040.

The previous prime is 220440443981. The next prime is 220440444019. The reversal of 220440444004 is 400444044022.

220440444004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5343489 + ... + 5384584.

It is an arithmetic number, because the mean of its divisors is an integer number (17572585212).

Almost surely, 2^220440444004 is an apocalyptic number.

It is an amenable number.

220440444004 is a deficient number, since it is larger than the sum of its proper divisors (201301601084).

220440444004 is a wasteful number, since it uses less digits than its factorization.

220440444004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10728555 (or 10728553 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 220440444004 its reverse (400444044022), we get a palindrome (620884488026).

The spelling of 220440444004 in words is "two hundred twenty billion, four hundred forty million, four hundred forty-four thousand, four".