28447687037996 has 12 divisors (see below), whose sum is σ = 49844989346040. Its totient is φ = 14206261510560.

The previous prime is 28447687037989. The next prime is 28447687038053. The reversal of 28447687037996 is 69973078674482.

28447687037996 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 28447687037996.

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, 4395498470 + ... + 4395504941.

It is an arithmetic number, because the mean of its divisors is an integer number (4153749112170).

Almost surely, 2^{28447687037996} is an apocalyptic number.

It is an amenable number.

28447687037996 is a deficient number, since it is larger than the sum of its proper divisors (21397302308044).

28447687037996 is a wasteful number, since it uses less digits than its factorization.

28447687037996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8791004224 (or 8791004222 counting only the distinct ones).

The product of its (nonzero) digits is 6145155072, while the sum is 80.

The spelling of 28447687037996 in words is "twenty-eight trillion, four hundred forty-seven billion, six hundred eighty-seven million, thirty-seven thousand, nine hundred ninety-six".