28865808596 has 24 divisors (see below), whose sum is σ = 54889148160. Its totient is φ = 13232203200.

The previous prime is 28865808589. The next prime is 28865808599. The reversal of 28865808596 is 69580856882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28865808599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6123665 + ... + 6128376.

It is an arithmetic number, because the mean of its divisors is an integer number (2287047840).

Almost surely, 2^28865808596 is an apocalyptic number.

It is an amenable number.

28865808596 is a deficient number, since it is larger than the sum of its proper divisors (26023339564).

28865808596 is a wasteful number, since it uses less digits than its factorization.

28865808596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12252095 (or 12252093 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 65.

The spelling of 28865808596 in words is "twenty-eight billion, eight hundred sixty-five million, eight hundred eight thousand, five hundred ninety-six".