86271030577 has 2 divisors, whose sum is σ = 86271030578. Its totient is φ = 86271030576.

The previous prime is 86271030497. The next prime is 86271030607. The reversal of 86271030577 is 77503017268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72657741601 + 13613288976 = 269551^2 + 116676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86271030577 is a prime.

It is not a weakly prime, because it can be changed into another prime (86271030077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43135515288 + 43135515289.

It is an arithmetic number, because the mean of its divisors is an integer number (43135515289).

Almost surely, 2^86271030577 is an apocalyptic number.

It is an amenable number.

86271030577 is a deficient number, since it is larger than the sum of its proper divisors (1).

86271030577 is an equidigital number, since it uses as much as digits as its factorization.

86271030577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 86271030577 in words is "eighty-six billion, two hundred seventy-one million, thirty thousand, five hundred seventy-seven".