22466440444 has 12 divisors (see below), whose sum is σ = 44932880944. Its totient is φ = 9628474464.

The previous prime is 22466440439. The next prime is 22466440463. The reversal of 22466440444 is 44404466422.

It is a happy number.

22466440444 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22466440397 and 22466440406.

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, 401186409 + ... + 401186464.

Almost surely, 2^22466440444 is an apocalyptic number.

It is an amenable number.

22466440444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22466440444 is a wasteful number, since it uses less digits than its factorization.

22466440444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802372884 (or 802372882 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

The spelling of 22466440444 in words is "twenty-two billion, four hundred sixty-six million, four hundred forty thousand, four hundred forty-four".