28534800516 has 96 divisors (see below), whose sum is σ = 70537420800. Its totient is φ = 8963861760.

The previous prime is 28534800487. The next prime is 28534800521. The reversal of 28534800516 is 61500843582.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5740080 + ... + 5745048.

It is an arithmetic number, because the mean of its divisors is an integer number (734764800).

Almost surely, 2^28534800516 is an apocalyptic number.

It is an amenable number.

28534800516 is an abundant number, since it is smaller than the sum of its proper divisors (42002620284).

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

28534800516 is a wasteful number, since it uses less digits than its factorization.

28534800516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5409 (or 5407 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 28534800516 in words is "twenty-eight billion, five hundred thirty-four million, eight hundred thousand, five hundred sixteen".