22004400044 has 48 divisors (see below), whose sum is σ = 43057913472. Its totient is φ = 9752400000.

The previous prime is 22004400043. The next prime is 22004400049. The reversal of 22004400044 is 44000440022.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 22004399989 and 22004400025.

It is not an unprimeable number, because it can be changed into a prime (22004400043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5429819 + ... + 5433869.

It is an arithmetic number, because the mean of its divisors is an integer number (897039864).

Almost surely, 2^22004400044 is an apocalyptic number.

It is an amenable number.

22004400044 is a deficient number, since it is larger than the sum of its proper divisors (21053513428).

22004400044 is a wasteful number, since it uses less digits than its factorization.

22004400044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7118 (or 7116 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 22004400044 its reverse (44000440022), we get a palindrome (66004840066).

The spelling of 22004400044 in words is "twenty-two billion, four million, four hundred thousand, forty-four".