85807850357027 has 2 divisors, whose sum is σ = 85807850357028. Its totient is φ = 85807850357026.

The previous prime is 85807850356967. The next prime is 85807850357039. The reversal of 85807850357027 is 72075305870858.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85807850357027 is a prime.

It is not a weakly prime, because it can be changed into another prime (85807850359027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42903925178513 + 42903925178514.

It is an arithmetic number, because the mean of its divisors is an integer number (42903925178514).

Almost surely, 2^{85807850357027} is an apocalyptic number.

85807850357027 is a deficient number, since it is larger than the sum of its proper divisors (1).

85807850357027 is an equidigital number, since it uses as much as digits as its factorization.

85807850357027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712000, while the sum is 65.

The spelling of 85807850357027 in words is "eighty-five trillion, eight hundred seven billion, eight hundred fifty million, three hundred fifty-seven thousand, twenty-seven".