12648612734999 has 2 divisors, whose sum is σ = 12648612735000. Its totient is φ = 12648612734998.

The previous prime is 12648612734951. The next prime is 12648612735049. The reversal of 12648612734999 is 99943721684621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12648612734999 - 2⁸ = 12648612734743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12648612734929) 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, 6324306367499 + 6324306367500.

It is an arithmetic number, because the mean of its divisors is an integer number (6324306367500).

Almost surely, 2^{12648612734999} is an apocalyptic number.

12648612734999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12648612734999 is an equidigital number, since it uses as much as digits as its factorization.

12648612734999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 282175488, while the sum is 71.

The spelling of 12648612734999 in words is "twelve trillion, six hundred forty-eight billion, six hundred twelve million, seven hundred thirty-four thousand, nine hundred ninety-nine".