28500002504 has 16 divisors (see below), whose sum is σ = 54574473600. Its totient is φ = 13946809552.

The previous prime is 28500002477. The next prime is 28500002513. The reversal of 28500002504 is 40520000582.

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, 37898564 + ... + 37899315.

It is an arithmetic number, because the mean of its divisors is an integer number (3410904600).

Almost surely, 2^28500002504 is an apocalyptic number.

It is an amenable number.

28500002504 is a deficient number, since it is larger than the sum of its proper divisors (26074471096).

28500002504 is a wasteful number, since it uses less digits than its factorization.

28500002504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75797932 (or 75797928 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The spelling of 28500002504 in words is "twenty-eight billion, five hundred million, two thousand, five hundred four".