28222802740068 has 12 divisors (see below), whose sum is σ = 65853206393520. Its totient is φ = 9407600913352.

The previous prime is 28222802740039. The next prime is 28222802740073. The reversal of 28222802740068 is 86004720822282.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 28222802740068.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1175950114158 + ... + 1175950114181.

It is an arithmetic number, because the mean of its divisors is an integer number (5487767199460).

Almost surely, 2^{28222802740068} is an apocalyptic number.

It is an amenable number.

28222802740068 is an abundant number, since it is smaller than the sum of its proper divisors (37630403653452).

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

28222802740068 is a wasteful number, since it uses less digits than its factorization.

28222802740068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351900228346 (or 2351900228344 counting only the distinct ones).

The product of its (nonzero) digits is 2752512, while the sum is 51.

The spelling of 28222802740068 in words is "twenty-eight trillion, two hundred twenty-two billion, eight hundred two million, seven hundred forty thousand, sixty-eight".