28162844204 has 12 divisors (see below), whose sum is σ = 53765429928. Its totient is φ = 12801292800.

The previous prime is 28162844191. The next prime is 28162844267. The reversal of 28162844204 is 40244826182.

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, 320032277 + ... + 320032364.

It is an arithmetic number, because the mean of its divisors is an integer number (4480452494).

Almost surely, 2^28162844204 is an apocalyptic number.

It is an amenable number.

28162844204 is a deficient number, since it is larger than the sum of its proper divisors (25602585724).

28162844204 is a wasteful number, since it uses less digits than its factorization.

28162844204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640064656 (or 640064654 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 41.

The spelling of 28162844204 in words is "twenty-eight billion, one hundred sixty-two million, eight hundred forty-four thousand, two hundred four".