28825855328 has 12 divisors (see below), whose sum is σ = 56750902740. Its totient is φ = 14412927648.

The previous prime is 28825855309. The next prime is 28825855343. The reversal of 28825855328 is 82355852882.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450403958 + ... + 450404021.

It is an arithmetic number, because the mean of its divisors is an integer number (4729241895).

Almost surely, 2^28825855328 is an apocalyptic number.

It is an amenable number.

28825855328 is a deficient number, since it is larger than the sum of its proper divisors (27925047412).

28825855328 is an equidigital number, since it uses as much as digits as its factorization.

28825855328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900807989 (or 900807981 counting only the distinct ones).

The product of its digits is 12288000, while the sum is 56.

The spelling of 28825855328 in words is "twenty-eight billion, eight hundred twenty-five million, eight hundred fifty-five thousand, three hundred twenty-eight".