12475451925857 has 2 divisors, whose sum is σ = 12475451925858. Its totient is φ = 12475451925856.

The previous prime is 12475451925791. The next prime is 12475451925907. The reversal of 12475451925857 is 75852915457421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7573261825936 + 4902190099921 = 2751956^2 + 2214089^2 .

It is a cyclic number.

It is not a de Polignac number, because 12475451925857 - 2¹⁰ = 12475451924833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12475451925793 and 12475451925802.

It is not a weakly prime, because it can be changed into another prime (12475451925457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6237725962928 + 6237725962929.

It is an arithmetic number, because the mean of its divisors is an integer number (6237725962929).

Almost surely, 2^{12475451925857} is an apocalyptic number.

It is an amenable number.

12475451925857 is a deficient number, since it is larger than the sum of its proper divisors (1).

12475451925857 is an equidigital number, since it uses as much as digits as its factorization.

12475451925857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120000, while the sum is 65.

The spelling of 12475451925857 in words is "twelve trillion, four hundred seventy-five billion, four hundred fifty-one million, nine hundred twenty-five thousand, eight hundred fifty-seven".