28533050808 has 64 divisors (see below), whose sum is σ = 71841008160. Its totient is φ = 9443475456.

The previous prime is 28533050807. The next prime is 28533050827. The reversal of 28533050808 is 80805033582.

It is a self number, because there is not a number n which added to its sum of digits gives 28533050808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28533050807) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1947960 + ... + 1962552.

Almost surely, 2^28533050808 is an apocalyptic number.

It is an amenable number.

28533050808 is an abundant number, since it is smaller than the sum of its proper divisors (43307957352).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28533050808 is a wasteful number, since it uses less digits than its factorization.

28533050808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15176 (or 15172 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 28533050808 in words is "twenty-eight billion, five hundred thirty-three million, fifty thousand, eight hundred eight".