85860303577 has 2 divisors, whose sum is σ = 85860303578. Its totient is φ = 85860303576.

The previous prime is 85860303539. The next prime is 85860303611. The reversal of 85860303577 is 77530306858.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65790198016 + 20070105561 = 256496^2 + 141669^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85860303577 is a prime.

It is not a weakly prime, because it can be changed into another prime (85860303677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42930151788 + 42930151789.

It is an arithmetic number, because the mean of its divisors is an integer number (42930151789).

Almost surely, 2^85860303577 is an apocalyptic number.

It is an amenable number.

85860303577 is a deficient number, since it is larger than the sum of its proper divisors (1).

85860303577 is an equidigital number, since it uses as much as digits as its factorization.

85860303577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 85860303577 in words is "eighty-five billion, eight hundred sixty million, three hundred three thousand, five hundred seventy-seven".