28883532247 has 2 divisors, whose sum is σ = 28883532248. Its totient is φ = 28883532246.

The previous prime is 28883532241. The next prime is 28883532313. The reversal of 28883532247 is 74223538882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28883532247 - 2³ = 28883532239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28883532194 and 28883532203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28883532241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14441766123 + 14441766124.

It is an arithmetic number, because the mean of its divisors is an integer number (14441766124).

Almost surely, 2^28883532247 is an apocalyptic number.

28883532247 is a deficient number, since it is larger than the sum of its proper divisors (1).

28883532247 is an equidigital number, since it uses as much as digits as its factorization.

28883532247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5160960, while the sum is 52.

The spelling of 28883532247 in words is "twenty-eight billion, eight hundred eighty-three million, five hundred thirty-two thousand, two hundred forty-seven".