220042404444 has 48 divisors (see below), whose sum is σ = 528124520448. Its totient is φ = 71254709568.

The previous prime is 220042404443. The next prime is 220042404469. The reversal of 220042404444 is 444404240022.

220042404444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220042404443) 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 15 ways as a sum of consecutive naturals, for example, 95724 + ... + 670259.

It is an arithmetic number, because the mean of its divisors is an integer number (11002594176).

Almost surely, 2^220042404444 is an apocalyptic number.

It is an amenable number.

220042404444 is an abundant number, since it is smaller than the sum of its proper divisors (308082116004).

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

220042404444 is a wasteful number, since it uses less digits than its factorization.

220042404444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766674 (or 766672 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 220042404444 its reverse (444404240022), we get a palindrome (664446644466).

The spelling of 220042404444 in words is "two hundred twenty billion, forty-two million, four hundred four thousand, four hundred forty-four".