28304077327 has 2 divisors, whose sum is σ = 28304077328. Its totient is φ = 28304077326.

The previous prime is 28304077271. The next prime is 28304077421. The reversal of 28304077327 is 72377040382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28304077327 - 2¹⁹ = 28303553039 is a prime.

It is a super-2 number, since 2×28304077327² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28304077027) 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, 14152038663 + 14152038664.

It is an arithmetic number, because the mean of its divisors is an integer number (14152038664).

Almost surely, 2^28304077327 is an apocalyptic number.

28304077327 is a deficient number, since it is larger than the sum of its proper divisors (1).

28304077327 is an equidigital number, since it uses as much as digits as its factorization.

28304077327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 43.

The spelling of 28304077327 in words is "twenty-eight billion, three hundred four million, seventy-seven thousand, three hundred twenty-seven".