85018714988041 has 2 divisors, whose sum is σ = 85018714988042. Its totient is φ = 85018714988040.

The previous prime is 85018714988029. The next prime is 85018714988059. The reversal of 85018714988041 is 14088941781058.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61652270794816 + 23366444193225 = 7851896^2 + 4833885^2 .

It is a cyclic number.

It is not a de Polignac number, because 85018714988041 - 2¹⁷ = 85018714856969 is a prime.

It is not a weakly prime, because it can be changed into another prime (85018714986041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42509357494020 + 42509357494021.

It is an arithmetic number, because the mean of its divisors is an integer number (42509357494021).

Almost surely, 2^{85018714988041} is an apocalyptic number.

It is an amenable number.

85018714988041 is a deficient number, since it is larger than the sum of its proper divisors (1).

85018714988041 is an equidigital number, since it uses as much as digits as its factorization.

85018714988041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20643840, while the sum is 64.

The spelling of 85018714988041 in words is "eighty-five trillion, eighteen billion, seven hundred fourteen million, nine hundred eighty-eight thousand, forty-one".