28033561733 has 8 divisors (see below), whose sum is σ = 28988040960. Its totient is φ = 27082218240.

The previous prime is 28033561711. The next prime is 28033561739. The reversal of 28033561733 is 33716533082.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28033561733 - 2³² = 23738594437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28033561739) by changing a digit.

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, 765743 + ... + 801516.

It is an arithmetic number, because the mean of its divisors is an integer number (3623505120).

Almost surely, 2^28033561733 is an apocalyptic number.

It is an amenable number.

28033561733 is a deficient number, since it is larger than the sum of its proper divisors (954479227).

28033561733 is a wasteful number, since it uses less digits than its factorization.

28033561733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567867.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 28033561733 in words is "twenty-eight billion, thirty-three million, five hundred sixty-one thousand, seven hundred thirty-three".