86863842510593 has 2 divisors, whose sum is σ = 86863842510594. Its totient is φ = 86863842510592.

The previous prime is 86863842510541. The next prime is 86863842510671. The reversal of 86863842510593 is 39501524836868.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86357934652609 + 505907857984 = 9292897^2 + 711272^2 .

It is a cyclic number.

It is not a de Polignac number, because 86863842510593 - 2²⁸ = 86863574075137 is a prime.

It is not a weakly prime, because it can be changed into another prime (86863842510293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43431921255296 + 43431921255297.

It is an arithmetic number, because the mean of its divisors is an integer number (43431921255297).

Almost surely, 2^{86863842510593} is an apocalyptic number.

It is an amenable number.

86863842510593 is a deficient number, since it is larger than the sum of its proper divisors (1).

86863842510593 is an equidigital number, since it uses as much as digits as its factorization.

86863842510593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 298598400, while the sum is 68.

The spelling of 86863842510593 in words is "eighty-six trillion, eight hundred sixty-three billion, eight hundred forty-two million, five hundred ten thousand, five hundred ninety-three".