12601840463 has 2 divisors, whose sum is σ = 12601840464. Its totient is φ = 12601840462.

The previous prime is 12601840453. The next prime is 12601840519. The reversal of 12601840463 is 36404810621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12601840463 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12601840453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6300920231 + 6300920232.

It is an arithmetic number, because the mean of its divisors is an integer number (6300920232).

Almost surely, 2^12601840463 is an apocalyptic number.

12601840463 is a deficient number, since it is larger than the sum of its proper divisors (1).

12601840463 is an equidigital number, since it uses as much as digits as its factorization.

12601840463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

The spelling of 12601840463 in words is "twelve billion, six hundred one million, eight hundred forty thousand, four hundred sixty-three".