28566244004 has 12 divisors (see below), whose sum is σ = 50009831424. Its totient is φ = 14277720744.

The previous prime is 28566243991. The next prime is 28566244037. The reversal of 28566244004 is 40044266582.

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, 1338404 + ... + 1359579.

It is an arithmetic number, because the mean of its divisors is an integer number (4167485952).

Almost surely, 2^28566244004 is an apocalyptic number.

It is an amenable number.

28566244004 is a deficient number, since it is larger than the sum of its proper divisors (21443587420).

28566244004 is a wasteful number, since it uses less digits than its factorization.

28566244004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700634 (or 2700632 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 28566244004 in words is "twenty-eight billion, five hundred sixty-six million, two hundred forty-four thousand, four".