368453444354813 has 2 divisors, whose sum is σ = 368453444354814. Its totient is φ = 368453444354812.

The previous prime is 368453444354701. The next prime is 368453444354837. The reversal of 368453444354813 is 318453444354863.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 352322923251289 + 16130521103524 = 18770267^2 + 4016282^2 .

It is a cyclic number.

It is not a de Polignac number, because 368453444354813 - 2⁴⁸ = 86978467644157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 368453444354813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368453444354113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184226722177406 + 184226722177407.

It is an arithmetic number, because the mean of its divisors is an integer number (184226722177407).

Almost surely, 2^{368453444354813} is an apocalyptic number.

It is an amenable number.

368453444354813 is a deficient number, since it is larger than the sum of its proper divisors (1).

368453444354813 is an equidigital number, since it uses as much as digits as its factorization.

368453444354813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 796262400, while the sum is 65.

The spelling of 368453444354813 in words is "three hundred sixty-eight trillion, four hundred fifty-three billion, four hundred forty-four million, three hundred fifty-four thousand, eight hundred thirteen".