28829894008 has 16 divisors (see below), whose sum is σ = 54072727560. Its totient is φ = 14410500000.

The previous prime is 28829894003. The next prime is 28829894053. The reversal of 28829894008 is 80049892882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28829894003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528243 + ... + 580258.

Almost surely, 2^28829894008 is an apocalyptic number.

It is an amenable number.

28829894008 is a deficient number, since it is larger than the sum of its proper divisors (25242833552).

28829894008 is a wasteful number, since it uses less digits than its factorization.

28829894008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111758 (or 1111754 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 58.

The spelling of 28829894008 in words is "twenty-eight billion, eight hundred twenty-nine million, eight hundred ninety-four thousand, eight".