28364735084 has 12 divisors (see below), whose sum is σ = 56729470224. Its totient is φ = 12156315024.

The previous prime is 28364735051. The next prime is 28364735149. The reversal of 28364735084 is 48053746382.

28364735084 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 506513099 + ... + 506513154.

It is an arithmetic number, because the mean of its divisors is an integer number (4727455852).

Almost surely, 2^28364735084 is an apocalyptic number.

It is an amenable number.

28364735084 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28364735084 is a wasteful number, since it uses less digits than its factorization.

28364735084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013026264 (or 1013026262 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 28364735084 in words is "twenty-eight billion, three hundred sixty-four million, seven hundred thirty-five thousand, eighty-four".