28532748876 has 24 divisors (see below), whose sum is σ = 67324466160. Its totient is φ = 9404051712.

The previous prime is 28532748869. The next prime is 28532748889. The reversal of 28532748876 is 67884723582.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13356961 + ... + 13359096.

It is an arithmetic number, because the mean of its divisors is an integer number (2805186090).

Almost surely, 2^28532748876 is an apocalyptic number.

It is an amenable number.

28532748876 is an abundant number, since it is smaller than the sum of its proper divisors (38791717284).

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

28532748876 is a wasteful number, since it uses less digits than its factorization.

28532748876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26716153 (or 26716151 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 60.

The spelling of 28532748876 in words is "twenty-eight billion, five hundred thirty-two million, seven hundred forty-eight thousand, eight hundred seventy-six".