28851973027 has 2 divisors, whose sum is σ = 28851973028. Its totient is φ = 28851973026.

The previous prime is 28851973013. The next prime is 28851973057. The reversal of 28851973027 is 72037915882.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28851973027 - 2⁷ = 28851972899 is a prime.

It is not a weakly prime, because it can be changed into another prime (28851973057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14425986513 + 14425986514.

It is an arithmetic number, because the mean of its divisors is an integer number (14425986514).

Almost surely, 2^28851973027 is an apocalyptic number.

28851973027 is a deficient number, since it is larger than the sum of its proper divisors (1).

28851973027 is an equidigital number, since it uses as much as digits as its factorization.

28851973027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 28851973027 in words is "twenty-eight billion, eight hundred fifty-one million, nine hundred seventy-three thousand, twenty-seven".