22444200404 has 12 divisors (see below), whose sum is σ = 39278939700. Its totient is φ = 11221646208.

The previous prime is 22444200391. The next prime is 22444200431. The reversal of 22444200404 is 40400244422.

It can be written as a sum of positive squares in 2 ways, for example, as 1127616400 + 21316584004 = 33580^2 + 146002^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13532 + ... + 212300.

It is an arithmetic number, because the mean of its divisors is an integer number (3273244975).

Almost surely, 2^22444200404 is an apocalyptic number.

It is an amenable number.

22444200404 is a deficient number, since it is larger than the sum of its proper divisors (16834739296).

22444200404 is a wasteful number, since it uses less digits than its factorization.

22444200404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227002 (or 227000 counting only the distinct ones).

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

Adding to 22444200404 its reverse (40400244422), we get a palindrome (62844444826).

The spelling of 22444200404 in words is "twenty-two billion, four hundred forty-four million, two hundred thousand, four hundred four".