18053016613 has 2 divisors, whose sum is σ = 18053016614. Its totient is φ = 18053016612.

The previous prime is 18053016571. The next prime is 18053016629. The reversal of 18053016613 is 31661035081.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17546181444 + 506835169 = 132462^2 + 22513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18053016613 is a prime.

It is a super-2 number, since 2×18053016613² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18053016643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9026508306 + 9026508307.

It is an arithmetic number, because the mean of its divisors is an integer number (9026508307).

Almost surely, 2^18053016613 is an apocalyptic number.

It is an amenable number.

18053016613 is a deficient number, since it is larger than the sum of its proper divisors (1).

18053016613 is an equidigital number, since it uses as much as digits as its factorization.

18053016613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 18053016613 in words is "eighteen billion, fifty-three million, sixteen thousand, six hundred thirteen".