28583676672511 has 4 divisors (see below), whose sum is σ = 29280839518224. Its totient is φ = 27886513826800.

The previous prime is 28583676672487. The next prime is 28583676672569. The reversal of 28583676672511 is 11527667638582.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28583676672511 - 2¹¹ = 28583676670463 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28583616672511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348581422795 + ... + 348581422876.

It is an arithmetic number, because the mean of its divisors is an integer number (7320209879556).

Almost surely, 2^{28583676672511} is an apocalyptic number.

28583676672511 is a deficient number, since it is larger than the sum of its proper divisors (697162845713).

28583676672511 is an equidigital number, since it uses as much as digits as its factorization.

28583676672511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697162845712.

The product of its digits is 203212800, while the sum is 67.

The spelling of 28583676672511 in words is "twenty-eight trillion, five hundred eighty-three billion, six hundred seventy-six million, six hundred seventy-two thousand, five hundred eleven".