28082736404 has 12 divisors (see below), whose sum is σ = 49766875200. Its totient is φ = 13863629208.

The previous prime is 28082736361. The next prime is 28082736419. The reversal of 28082736404 is 40463728082.

It is a happy number.

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, 44434394 + ... + 44435025.

It is an arithmetic number, because the mean of its divisors is an integer number (4147239600).

Almost surely, 2^28082736404 is an apocalyptic number.

It is an amenable number.

28082736404 is a deficient number, since it is larger than the sum of its proper divisors (21684138796).

28082736404 is a wasteful number, since it uses less digits than its factorization.

28082736404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88869502 (or 88869500 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 28082736404 in words is "twenty-eight billion, eighty-two million, seven hundred thirty-six thousand, four hundred four".