86856230269511 has 2 divisors, whose sum is σ = 86856230269512. Its totient is φ = 86856230269510.

The previous prime is 86856230269463. The next prime is 86856230269537. The reversal of 86856230269511 is 11596203265868.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86856230269511 - 2¹⁰ = 86856230268487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86856230266511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43428115134755 + 43428115134756.

It is an arithmetic number, because the mean of its divisors is an integer number (43428115134756).

Almost surely, 2^{86856230269511} is an apocalyptic number.

86856230269511 is a deficient number, since it is larger than the sum of its proper divisors (1).

86856230269511 is an equidigital number, since it uses as much as digits as its factorization.

86856230269511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37324800, while the sum is 62.

The spelling of 86856230269511 in words is "eighty-six trillion, eight hundred fifty-six billion, two hundred thirty million, two hundred sixty-nine thousand, five hundred eleven".