12461607623 has 2 divisors, whose sum is σ = 12461607624. Its totient is φ = 12461607622.

The previous prime is 12461607619. The next prime is 12461607637. The reversal of 12461607623 is 32670616421.

It is a happy number.

12461607623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12461607623 - 2² = 12461607619 is a prime.

It is a super-2 number, since 2×12461607623² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12461607673) 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, 6230803811 + 6230803812.

It is an arithmetic number, because the mean of its divisors is an integer number (6230803812).

Almost surely, 2^12461607623 is an apocalyptic number.

12461607623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12461607623 is an equidigital number, since it uses as much as digits as its factorization.

12461607623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 12461607623 in words is "twelve billion, four hundred sixty-one million, six hundred seven thousand, six hundred twenty-three".