28324628755 has 8 divisors (see below), whose sum is σ = 34237654272. Its totient is φ = 22494303168.

The previous prime is 28324628753. The next prime is 28324628779. The reversal of 28324628755 is 55782642382.

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 28324628755 - 2¹ = 28324628753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28324628753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20674227 + ... + 20675596.

It is an arithmetic number, because the mean of its divisors is an integer number (4279706784).

Almost surely, 2^28324628755 is an apocalyptic number.

28324628755 is a deficient number, since it is larger than the sum of its proper divisors (5913025517).

28324628755 is a wasteful number, since it uses less digits than its factorization.

28324628755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41349965.

The product of its digits is 6451200, while the sum is 52.

The spelling of 28324628755 in words is "twenty-eight billion, three hundred twenty-four million, six hundred twenty-eight thousand, seven hundred fifty-five".