28326882543 has 8 divisors (see below), whose sum is σ = 37770462768. Its totient is φ = 18883945344.

The previous prime is 28326882511. The next prime is 28326882557. The reversal of 28326882543 is 34528862382.

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

It is not a de Polignac number, because 28326882543 - 2⁵ = 28326882511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28326881543) 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, 46330 + ... + 242487.

It is an arithmetic number, because the mean of its divisors is an integer number (4721307846).

Almost surely, 2^28326882543 is an apocalyptic number.

28326882543 is a deficient number, since it is larger than the sum of its proper divisors (9443580225).

28326882543 is a wasteful number, since it uses less digits than its factorization.

28326882543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321513.

The product of its digits is 4423680, while the sum is 51.

The spelling of 28326882543 in words is "twenty-eight billion, three hundred twenty-six million, eight hundred eighty-two thousand, five hundred forty-three".