28468300338 has 40 divisors (see below), whose sum is σ = 64068723180. Its totient is φ = 9447982560.

The previous prime is 28468300321. The next prime is 28468300369. The reversal of 28468300338 is 83300386482.

28468300338 is a `hidden beast` number, since 2 + 8 + 4 + 6 + 8 + 300 + 338 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 27863287929 + 605012409 = 166923^2 + 24597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 28468300293 and 28468300302.

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 in 19 ways as a sum of consecutive naturals, for example, 346593 + ... + 420788.

Almost surely, 2^28468300338 is an apocalyptic number.

28468300338 is an abundant number, since it is smaller than the sum of its proper divisors (35600422842).

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

28468300338 is a wasteful number, since it uses less digits than its factorization.

28468300338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767624 (or 767615 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 28468300338 in words is "twenty-eight billion, four hundred sixty-eight million, three hundred thousand, three hundred thirty-eight".