28853887876 has 24 divisors (see below), whose sum is σ = 56256713856. Its totient is φ = 12836351520.

The previous prime is 28853887847. The next prime is 28853887897. The reversal of 28853887876 is 67878835882.

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 7 ways as a sum of consecutive naturals, for example, 6974211 + ... + 6978346.

It is an arithmetic number, because the mean of its divisors is an integer number (2344029744).

Almost surely, 2^28853887876 is an apocalyptic number.

It is an amenable number.

28853887876 is a deficient number, since it is larger than the sum of its proper divisors (27402825980).

28853887876 is a wasteful number, since it uses less digits than its factorization.

28853887876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13952619 (or 13952617 counting only the distinct ones).

The product of its digits is 289013760, while the sum is 70.

The spelling of 28853887876 in words is "twenty-eight billion, eight hundred fifty-three million, eight hundred eighty-seven thousand, eight hundred seventy-six".