28126165583 has 2 divisors, whose sum is σ = 28126165584. Its totient is φ = 28126165582.

The previous prime is 28126165577. The next prime is 28126165757. The reversal of 28126165583 is 38556162182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28126165583 - 2¹⁰ = 28126164559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28126167583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14063082791 + 14063082792.

It is an arithmetic number, because the mean of its divisors is an integer number (14063082792).

Almost surely, 2^28126165583 is an apocalyptic number.

28126165583 is a deficient number, since it is larger than the sum of its proper divisors (1).

28126165583 is an equidigital number, since it uses as much as digits as its factorization.

28126165583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 47.

The spelling of 28126165583 in words is "twenty-eight billion, one hundred twenty-six million, one hundred sixty-five thousand, five hundred eighty-three".