28588615859 has 2 divisors, whose sum is σ = 28588615860. Its totient is φ = 28588615858.

The previous prime is 28588615843. The next prime is 28588615883. The reversal of 28588615859 is 95851688582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28588615859 - 2⁴ = 28588615843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 28588615795 and 28588615804.

It is not a weakly prime, because it can be changed into another prime (28588615459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14294307929 + 14294307930.

It is an arithmetic number, because the mean of its divisors is an integer number (14294307930).

Almost surely, 2^28588615859 is an apocalyptic number.

28588615859 is a deficient number, since it is larger than the sum of its proper divisors (1).

28588615859 is an equidigital number, since it uses as much as digits as its factorization.

28588615859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296000, while the sum is 65.

The spelling of 28588615859 in words is "twenty-eight billion, five hundred eighty-eight million, six hundred fifteen thousand, eight hundred fifty-nine".