12859344623 has 2 divisors, whose sum is σ = 12859344624. Its totient is φ = 12859344622.

The previous prime is 12859344601. The next prime is 12859344653. The reversal of 12859344623 is 32644395821.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12859344623 - 2¹⁸ = 12859082479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12859344653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6429672311 + 6429672312.

It is an arithmetic number, because the mean of its divisors is an integer number (6429672312).

Almost surely, 2^12859344623 is an apocalyptic number.

12859344623 is a deficient number, since it is larger than the sum of its proper divisors (1).

12859344623 is an equidigital number, since it uses as much as digits as its factorization.

12859344623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 47.

The spelling of 12859344623 in words is "twelve billion, eight hundred fifty-nine million, three hundred forty-four thousand, six hundred twenty-three".