22664066446 has 8 divisors (see below), whose sum is σ = 38852685360. Its totient is φ = 9713171328.

The previous prime is 22664066441. The next prime is 22664066449. The reversal of 22664066446 is 64466046622.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22664066396 and 22664066405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22664066441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809430931 + ... + 809430958.

It is an arithmetic number, because the mean of its divisors is an integer number (4856585670).

Almost surely, 2^22664066446 is an apocalyptic number.

22664066446 is a deficient number, since it is larger than the sum of its proper divisors (16188618914).

22664066446 is a wasteful number, since it uses less digits than its factorization.

22664066446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1618861898.

The product of its (nonzero) digits is 1990656, while the sum is 46.

The spelling of 22664066446 in words is "twenty-two billion, six hundred sixty-four million, sixty-six thousand, four hundred forty-six".