28289577203 has 2 divisors, whose sum is σ = 28289577204. Its totient is φ = 28289577202.

The previous prime is 28289577193. The next prime is 28289577289. The reversal of 28289577203 is 30277598282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28289577203 - 2³⁴ = 11109708019 is a prime.

It is not a weakly prime, because it can be changed into another prime (28289577703) 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, 14144788601 + 14144788602.

It is an arithmetic number, because the mean of its divisors is an integer number (14144788602).

Almost surely, 2^28289577203 is an apocalyptic number.

28289577203 is a deficient number, since it is larger than the sum of its proper divisors (1).

28289577203 is an equidigital number, since it uses as much as digits as its factorization.

28289577203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 53.

The spelling of 28289577203 in words is "twenty-eight billion, two hundred eighty-nine million, five hundred seventy-seven thousand, two hundred three".