28588854708833 has 2 divisors, whose sum is σ = 28588854708834. Its totient is φ = 28588854708832.

The previous prime is 28588854708829. The next prime is 28588854708937. The reversal of 28588854708833 is 33880745888582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21688608352609 + 6900246356224 = 4657103^2 + 2626832^2 .

It is a cyclic number.

It is not a de Polignac number, because 28588854708833 - 2² = 28588854708829 is a prime.

It is a super-2 number, since 2×28588854708833² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28588854708233) 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 as a sum of consecutive naturals, namely, 14294427354416 + 14294427354417.

It is an arithmetic number, because the mean of its divisors is an integer number (14294427354417).

Almost surely, 2^{28588854708833} is an apocalyptic number.

It is an amenable number.

28588854708833 is a deficient number, since it is larger than the sum of its proper divisors (1).

28588854708833 is an equidigital number, since it uses as much as digits as its factorization.

28588854708833 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3303014400, while the sum is 77.

The spelling of 28588854708833 in words is "twenty-eight trillion, five hundred eighty-eight billion, eight hundred fifty-four million, seven hundred eight thousand, eight hundred thirty-three".