18234805510193 has 2 divisors, whose sum is σ = 18234805510194. Its totient is φ = 18234805510192.

The previous prime is 18234805510183. The next prime is 18234805510237. The reversal of 18234805510193 is 39101550843281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15440050760689 + 2794754749504 = 3929383^2 + 1671752^2 .

It is an emirp because it is prime and its reverse (39101550843281) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18234805510193 - 2²⁶ = 18234738401329 is a prime.

It is not a weakly prime, because it can be changed into another prime (18234805510153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9117402755096 + 9117402755097.

It is an arithmetic number, because the mean of its divisors is an integer number (9117402755097).

Almost surely, 2^{18234805510193} is an apocalyptic number.

It is an amenable number.

18234805510193 is a deficient number, since it is larger than the sum of its proper divisors (1).

18234805510193 is an equidigital number, since it uses as much as digits as its factorization.

18234805510193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 18234805510193 in words is "eighteen trillion, two hundred thirty-four billion, eight hundred five million, five hundred ten thousand, one hundred ninety-three".