28828434676 has 12 divisors (see below), whose sum is σ = 50462687520. Its totient is φ = 14410523960.

The previous prime is 28828434667. The next prime is 28828434689. The reversal of 28828434676 is 67643482882.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 28828434676.

It is a congruent number.

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, 905746 + ... + 937033.

It is an arithmetic number, because the mean of its divisors is an integer number (4205223960).

Almost surely, 2^28828434676 is an apocalyptic number.

It is an amenable number.

28828434676 is a deficient number, since it is larger than the sum of its proper divisors (21634252844).

28828434676 is a wasteful number, since it uses less digits than its factorization.

28828434676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846694 (or 1846692 counting only the distinct ones).

The product of its digits is 24772608, while the sum is 58.

The spelling of 28828434676 in words is "twenty-eight billion, eight hundred twenty-eight million, four hundred thirty-four thousand, six hundred seventy-six".