28076650556 has 24 divisors (see below), whose sum is σ = 50837174640. Its totient is φ = 13551910400.

The previous prime is 28076650513. The next prime is 28076650571. The reversal of 28076650556 is 65505667082.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791276 + ... + 825996.

It is an arithmetic number, because the mean of its divisors is an integer number (2118215610).

Almost surely, 2^28076650556 is an apocalyptic number.

It is an amenable number.

28076650556 is a deficient number, since it is larger than the sum of its proper divisors (22760524084).

28076650556 is a wasteful number, since it uses less digits than its factorization.

28076650556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41725 (or 41723 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 28076650556 in words is "twenty-eight billion, seventy-six million, six hundred fifty thousand, five hundred fifty-six".