28566980683196 has 36 divisors (see below), whose sum is σ = 51116058985152. Its totient is φ = 13969215671424.

The previous prime is 28566980683133. The next prime is 28566980683211. The reversal of 28566980683196 is 69138608966582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 544556 + ... + 7578291.

Almost surely, 2^{28566980683196} is an apocalyptic number.

It is an amenable number.

28566980683196 is a deficient number, since it is larger than the sum of its proper divisors (22549078301956).

28566980683196 is a wasteful number, since it uses less digits than its factorization.

28566980683196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8123270 (or 8123215 counting only the distinct ones).

The product of its (nonzero) digits is 1612431360, while the sum is 77.

The spelling of 28566980683196 in words is "twenty-eight trillion, five hundred sixty-six billion, nine hundred eighty million, six hundred eighty-three thousand, one hundred ninety-six".