28297295263 has 2 divisors, whose sum is σ = 28297295264. Its totient is φ = 28297295262.

The previous prime is 28297295249. The next prime is 28297295281. The reversal of 28297295263 is 36259279282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28297295263 - 2¹⁷ = 28297164191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28297295203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14148647631 + 14148647632.

It is an arithmetic number, because the mean of its divisors is an integer number (14148647632).

Almost surely, 2^28297295263 is an apocalyptic number.

28297295263 is a deficient number, since it is larger than the sum of its proper divisors (1).

28297295263 is an equidigital number, since it uses as much as digits as its factorization.

28297295263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 55.

The spelling of 28297295263 in words is "twenty-eight billion, two hundred ninety-seven million, two hundred ninety-five thousand, two hundred sixty-three".