22031441430444 has 72 divisors (see below), whose sum is σ = 55745933880000. Its totient is φ = 7336517760000.

The previous prime is 22031441430431. The next prime is 22031441430463. The reversal of 22031441430444 is 44403414413022.

22031441430444 is a `hidden beast` number, since 2 + 2 + 0 + 31 + 44 + 143 + 0 + 444 = 666.

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 = 22031441430399 and 22031441430408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247302429 + ... + 247391499.

Almost surely, 2^{22031441430444} is an apocalyptic number.

It is an amenable number.

22031441430444 is an abundant number, since it is smaller than the sum of its proper divisors (33714492449556).

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

22031441430444 is a wasteful number, since it uses less digits than its factorization.

22031441430444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95831 (or 95826 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 22031441430444 its reverse (44403414413022), we get a palindrome (66434855843466).

The spelling of 22031441430444 in words is "twenty-two trillion, thirty-one billion, four hundred forty-one million, four hundred thirty thousand, four hundred forty-four".