22240224402444 has 36 divisors (see below), whose sum is σ = 57737759750944. Its totient is φ = 7213045751712.

The previous prime is 22240224402433. The next prime is 22240224402457. The reversal of 22240224402444 is 44420442204222.

22240224402444 is a `hidden beast` number, since 2 + 2 + 2 + 402 + 2 + 4 + 4 + 0 + 244 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22240224402399 and 22240224402408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8348431252 + ... + 8348433915.

Almost surely, 2^{22240224402444} is an apocalyptic number.

It is an amenable number.

22240224402444 is an abundant number, since it is smaller than the sum of its proper divisors (35497535348500).

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

22240224402444 is a wasteful number, since it uses less digits than its factorization.

22240224402444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16696865214 (or 16696865209 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 22240224402444 its reverse (44420442204222), we get a palindrome (66660666606666).

The spelling of 22240224402444 in words is "twenty-two trillion, two hundred forty billion, two hundred twenty-four million, four hundred two thousand, four hundred forty-four".