18024482806537 has 2 divisors, whose sum is σ = 18024482806538. Its totient is φ = 18024482806536.

The previous prime is 18024482806441. The next prime is 18024482806541. The reversal of 18024482806537 is 73560828442081.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14364623024761 + 3659859781776 = 3790069^2 + 1913076^2 .

It is an emirp because it is prime and its reverse (73560828442081) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18024482806537 - 2¹⁹ = 18024482282249 is a prime.

It is not a weakly prime, because it can be changed into another prime (18024482806567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9012241403268 + 9012241403269.

It is an arithmetic number, because the mean of its divisors is an integer number (9012241403269).

Almost surely, 2^{18024482806537} is an apocalyptic number.

It is an amenable number.

18024482806537 is a deficient number, since it is larger than the sum of its proper divisors (1).

18024482806537 is an equidigital number, since it uses as much as digits as its factorization.

18024482806537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20643840, while the sum is 58.

The spelling of 18024482806537 in words is "eighteen trillion, twenty-four billion, four hundred eighty-two million, eight hundred six thousand, five hundred thirty-seven".