28200254577233 has 2 divisors, whose sum is σ = 28200254577234. Its totient is φ = 28200254577232.

The previous prime is 28200254577203. The next prime is 28200254577289. The reversal of 28200254577233 is 33277545200282.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24769802363329 + 3430452213904 = 4976927^2 + 1852148^2 .

It is a cyclic number.

It is not a de Polignac number, because 28200254577233 - 2²² = 28200250382929 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (28200254577203) 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, 14100127288616 + 14100127288617.

It is an arithmetic number, because the mean of its divisors is an integer number (14100127288617).

Almost surely, 2^{28200254577233} is an apocalyptic number.

It is an amenable number.

28200254577233 is a deficient number, since it is larger than the sum of its proper divisors (1).

28200254577233 is an equidigital number, since it uses as much as digits as its factorization.

28200254577233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 28200254577233 in words is "twenty-eight trillion, two hundred billion, two hundred fifty-four million, five hundred seventy-seven thousand, two hundred thirty-three".