22272866008 has 8 divisors (see below), whose sum is σ = 41761623780. Its totient is φ = 11136433000.

The previous prime is 22272865999. The next prime is 22272866009. The reversal of 22272866008 is 80066827222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22272866009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392054118 + ... + 1392054133.

Almost surely, 2^22272866008 is an apocalyptic number.

It is an amenable number.

22272866008 is a deficient number, since it is larger than the sum of its proper divisors (19488757772).

22272866008 is a wasteful number, since it uses less digits than its factorization.

22272866008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784108257 (or 2784108253 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The spelling of 22272866008 in words is "twenty-two billion, two hundred seventy-two million, eight hundred sixty-six thousand, eight".