28384445676211 has 2 divisors, whose sum is σ = 28384445676212. Its totient is φ = 28384445676210.

The previous prime is 28384445676193. The next prime is 28384445676221. The reversal of 28384445676211 is 11267654448382.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28384445676211 - 2¹⁷ = 28384445545139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28384445676211.

It is not a weakly prime, because it can be changed into another prime (28384445676221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14192222838105 + 14192222838106.

It is an arithmetic number, because the mean of its divisors is an integer number (14192222838106).

Almost surely, 2^{28384445676211} is an apocalyptic number.

28384445676211 is a deficient number, since it is larger than the sum of its proper divisors (1).

28384445676211 is an equidigital number, since it uses as much as digits as its factorization.

28384445676211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61931520, while the sum is 61.

The spelling of 28384445676211 in words is "twenty-eight trillion, three hundred eighty-four billion, four hundred forty-five million, six hundred seventy-six thousand, two hundred eleven".