28933623824 has 80 divisors (see below), whose sum is σ = 70024375296. Its totient is φ = 11294208000.

The previous prime is 28933623811. The next prime is 28933623827. The reversal of 28933623824 is 42832633982.

It is not an unprimeable number, because it can be changed into a prime (28933623827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186077 + ... + 304124.

Almost surely, 2^28933623824 is an apocalyptic number.

It is an amenable number.

28933623824 is an abundant number, since it is smaller than the sum of its proper divisors (41090751472).

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

28933623824 is a wasteful number, since it uses less digits than its factorization.

28933623824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490264 (or 490258 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 50.

The spelling of 28933623824 in words is "twenty-eight billion, nine hundred thirty-three million, six hundred twenty-three thousand, eight hundred twenty-four".