12507366523193 has 2 divisors, whose sum is σ = 12507366523194. Its totient is φ = 12507366523192.

The previous prime is 12507366523151. The next prime is 12507366523199. The reversal of 12507366523193 is 39132566370521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8947020198649 + 3560346324544 = 2991157^2 + 1886888^2 .

It is a cyclic number.

It is not a de Polignac number, because 12507366523193 - 2¹² = 12507366519097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12507366523199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6253683261596 + 6253683261597.

It is an arithmetic number, because the mean of its divisors is an integer number (6253683261597).

Almost surely, 2^{12507366523193} is an apocalyptic number.

It is an amenable number.

12507366523193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12507366523193 is an equidigital number, since it uses as much as digits as its factorization.

12507366523193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6123600, while the sum is 53.

The spelling of 12507366523193 in words is "twelve trillion, five hundred seven billion, three hundred sixty-six million, five hundred twenty-three thousand, one hundred ninety-three".