12608483023921 has 2 divisors, whose sum is σ = 12608483023922. Its totient is φ = 12608483023920.

The previous prime is 12608483023867. The next prime is 12608483023937. The reversal of 12608483023921 is 12932038480621.

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., 11324705648400 + 1283777375521 = 3365220^2 + 1133039^2 .

It is a cyclic number.

It is not a de Polignac number, because 12608483023921 - 2¹¹ = 12608483021873 is a prime.

It is not a weakly prime, because it can be changed into another prime (12608483023991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6304241511960 + 6304241511961.

It is an arithmetic number, because the mean of its divisors is an integer number (6304241511961).

Almost surely, 2^{12608483023921} is an apocalyptic number.

It is an amenable number.

12608483023921 is a deficient number, since it is larger than the sum of its proper divisors (1).

12608483023921 is an equidigital number, since it uses as much as digits as its factorization.

12608483023921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 12608483023921 in words is "twelve trillion, six hundred eight billion, four hundred eighty-three million, twenty-three thousand, nine hundred twenty-one".