220244004404 has 6 divisors (see below), whose sum is σ = 385427007714. Its totient is φ = 110122002200.

The previous prime is 220244004377. The next prime is 220244004437. The reversal of 220244004404 is 404400442022.

It can be written as a sum of positive squares in only one way, i.e., 147264062500 + 72979941904 = 383750^2 + 270148^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27530500547 + ... + 27530500554.

It is an arithmetic number, because the mean of its divisors is an integer number (64237834619).

Almost surely, 2^220244004404 is an apocalyptic number.

It is an amenable number.

220244004404 is a deficient number, since it is larger than the sum of its proper divisors (165183003310).

220244004404 is a wasteful number, since it uses less digits than its factorization.

220244004404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55061001105 (or 55061001103 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 220244004404 its reverse (404400442022), we get a palindrome (624644446426).

The spelling of 220244004404 in words is "two hundred twenty billion, two hundred forty-four million, four thousand, four hundred four".