28799316827 has 2 divisors, whose sum is σ = 28799316828. Its totient is φ = 28799316826.

The previous prime is 28799316773. The next prime is 28799316877. The reversal of 28799316827 is 72861399782.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28799316827 - 2¹⁴ = 28799300443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 28799316827.

It is not a weakly prime, because it can be changed into another prime (28799316877) 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, 14399658413 + 14399658414.

It is an arithmetic number, because the mean of its divisors is an integer number (14399658414).

Almost surely, 2^28799316827 is an apocalyptic number.

28799316827 is a deficient number, since it is larger than the sum of its proper divisors (1).

28799316827 is an equidigital number, since it uses as much as digits as its factorization.

28799316827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18289152, while the sum is 62.

The spelling of 28799316827 in words is "twenty-eight billion, seven hundred ninety-nine million, three hundred sixteen thousand, eight hundred twenty-seven".