28088168253276 has 12 divisors (see below), whose sum is σ = 65539059257672. Its totient is φ = 9362722751088.

The previous prime is 28088168253247. The next prime is 28088168253293. The reversal of 28088168253276 is 67235286188082.

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

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1170340343875 + ... + 1170340343898.

Almost surely, 2^{28088168253276} is an apocalyptic number.

It is an amenable number.

28088168253276 is an abundant number, since it is smaller than the sum of its proper divisors (37450891004396).

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

28088168253276 is a wasteful number, since it uses less digits than its factorization.

28088168253276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340680687780 (or 2340680687778 counting only the distinct ones).

The product of its (nonzero) digits is 123863040, while the sum is 66.

The spelling of 28088168253276 in words is "twenty-eight trillion, eighty-eight billion, one hundred sixty-eight million, two hundred fifty-three thousand, two hundred seventy-six".