86555188155593 has 2 divisors, whose sum is σ = 86555188155594. Its totient is φ = 86555188155592.

The previous prime is 86555188155473. The next prime is 86555188155619. The reversal of 86555188155593 is 39555188155568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81011574413449 + 5543613742144 = 9000643^2 + 2354488^2 .

It is a cyclic number.

It is not a de Polignac number, because 86555188155593 - 2¹⁶ = 86555188090057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86555188155593.

It is not a weakly prime, because it can be changed into another prime (86555188152593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43277594077796 + 43277594077797.

It is an arithmetic number, because the mean of its divisors is an integer number (43277594077797).

Almost surely, 2^{86555188155593} is an apocalyptic number.

It is an amenable number.

86555188155593 is a deficient number, since it is larger than the sum of its proper divisors (1).

86555188155593 is an equidigital number, since it uses as much as digits as its factorization.

86555188155593 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296000000, while the sum is 74.

The spelling of 86555188155593 in words is "eighty-six trillion, five hundred fifty-five billion, one hundred eighty-eight million, one hundred fifty-five thousand, five hundred ninety-three".