22286660028 has 48 divisors (see below), whose sum is σ = 52213109760. Its totient is φ = 7398820800.

The previous prime is 22286660023. The next prime is 22286660057. The reversal of 22286660028 is 82006668222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22286660021) 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 15 ways as a sum of consecutive naturals, for example, 3260118 + ... + 3266946.

It is an arithmetic number, because the mean of its divisors is an integer number (1087773120).

Almost surely, 2^22286660028 is an apocalyptic number.

It is an amenable number.

22286660028 is an abundant number, since it is smaller than the sum of its proper divisors (29926449732).

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

22286660028 is a wasteful number, since it uses less digits than its factorization.

22286660028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7898 (or 7896 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 22286660028 in words is "twenty-two billion, two hundred eighty-six million, six hundred sixty thousand, twenty-eight".