22666086840 has 32 divisors (see below), whose sum is σ = 67998260880. Its totient is φ = 6044289792.

The previous prime is 22666086811. The next prime is 22666086907. The reversal of 22666086840 is 4868066622.

It is a self number, because there is not a number n which added to its sum of digits gives 22666086840.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94441909 + ... + 94442148.

Almost surely, 2^22666086840 is an apocalyptic number.

22666086840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22666086840 is an abundant number, since it is smaller than the sum of its proper divisors (45332174040).

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

22666086840 is a wasteful number, since it uses less digits than its factorization.

22666086840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188884071 (or 188884067 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 22666086840 in words is "twenty-two billion, six hundred sixty-six million, eighty-six thousand, eight hundred forty".