12318362078353 has 2 divisors, whose sum is σ = 12318362078354. Its totient is φ = 12318362078352.

The previous prime is 12318362078293. The next prime is 12318362078489. The reversal of 12318362078353 is 35387026381321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6226661827584 + 6091700250769 = 2495328^2 + 2468137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12318362078353 is a prime.

It is a super-2 number, since 2×12318362078353² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12318362078353.

It is not a weakly prime, because it can be changed into another prime (12318362078753) 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, 6159181039176 + 6159181039177.

It is an arithmetic number, because the mean of its divisors is an integer number (6159181039177).

Almost surely, 2^{12318362078353} is an apocalyptic number.

It is an amenable number.

12318362078353 is a deficient number, since it is larger than the sum of its proper divisors (1).

12318362078353 is an equidigital number, since it uses as much as digits as its factorization.

12318362078353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 12318362078353 in words is "twelve trillion, three hundred eighteen billion, three hundred sixty-two million, seventy-eight thousand, three hundred fifty-three".