12606557063 has 2 divisors, whose sum is σ = 12606557064. Its totient is φ = 12606557062.

The previous prime is 12606557059. The next prime is 12606557087. The reversal of 12606557063 is 36075560621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12606557063 - 2² = 12606557059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12606557063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12606557003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6303278531 + 6303278532.

It is an arithmetic number, because the mean of its divisors is an integer number (6303278532).

Almost surely, 2^12606557063 is an apocalyptic number.

12606557063 is a deficient number, since it is larger than the sum of its proper divisors (1).

12606557063 is an equidigital number, since it uses as much as digits as its factorization.

12606557063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 12606557063 in words is "twelve billion, six hundred six million, five hundred fifty-seven thousand, sixty-three".