12325816342657 has 2 divisors, whose sum is σ = 12325816342658. Its totient is φ = 12325816342656.

The previous prime is 12325816342643. The next prime is 12325816342681. The reversal of 12325816342657 is 75624361852321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11211353968896 + 1114462373761 = 3348336^2 + 1055681^2 .

It is a cyclic number.

It is not a de Polignac number, because 12325816342657 - 2¹⁵ = 12325816309889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12325816342598 and 12325816342607.

It is not a weakly prime, because it can be changed into another prime (12325816342757) 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, 6162908171328 + 6162908171329.

It is an arithmetic number, because the mean of its divisors is an integer number (6162908171329).

Almost surely, 2^{12325816342657} is an apocalyptic number.

It is an amenable number.

12325816342657 is a deficient number, since it is larger than the sum of its proper divisors (1).

12325816342657 is an equidigital number, since it uses as much as digits as its factorization.

12325816342657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14515200, while the sum is 55.

The spelling of 12325816342657 in words is "twelve trillion, three hundred twenty-five billion, eight hundred sixteen million, three hundred forty-two thousand, six hundred fifty-seven".