28280446204 has 12 divisors (see below), whose sum is σ = 50229449704. Its totient is φ = 13929174864.

The previous prime is 28280446199. The next prime is 28280446219. The reversal of 28280446204 is 40264408282.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52761759 + ... + 52762294.

Almost surely, 2^28280446204 is an apocalyptic number.

It is an amenable number.

28280446204 is a deficient number, since it is larger than the sum of its proper divisors (21949003500).

28280446204 is a wasteful number, since it uses less digits than its factorization.

28280446204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105524124 (or 105524122 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 40.

The spelling of 28280446204 in words is "twenty-eight billion, two hundred eighty million, four hundred forty-six thousand, two hundred four".