28323333338 has 16 divisors (see below), whose sum is σ = 42659136000. Its totient is φ = 14103661872.

The previous prime is 28323333301. The next prime is 28323333341. The reversal of 28323333338 is 83333332382.

It is a super-2 number, since 2×28323333338² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 28323333295 and 28323333304.

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 7 ways as a sum of consecutive naturals, for example, 1669583 + ... + 1686461.

It is an arithmetic number, because the mean of its divisors is an integer number (2666196000).

Almost surely, 2^28323333338 is an apocalyptic number.

28323333338 is a deficient number, since it is larger than the sum of its proper divisors (14335802662).

28323333338 is a wasteful number, since it uses less digits than its factorization.

28323333338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20269.

The product of its digits is 559872, while the sum is 41.

The spelling of 28323333338 in words is "twenty-eight billion, three hundred twenty-three million, three hundred thirty-three thousand, three hundred thirty-eight".