16129357319723 has 2 divisors, whose sum is σ = 16129357319724. Its totient is φ = 16129357319722.

The previous prime is 16129357319693. The next prime is 16129357319759. The reversal of 16129357319723 is 32791375392161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16129357319723 - 2²⁸ = 16129088884267 is a prime.

It is not a weakly prime, because it can be changed into another prime (16129357313723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8064678659861 + 8064678659862.

It is an arithmetic number, because the mean of its divisors is an integer number (8064678659862).

Almost surely, 2^{16129357319723} is an apocalyptic number.

16129357319723 is a deficient number, since it is larger than the sum of its proper divisors (1).

16129357319723 is an equidigital number, since it uses as much as digits as its factorization.

16129357319723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12859560, while the sum is 59.

The spelling of 16129357319723 in words is "sixteen trillion, one hundred twenty-nine billion, three hundred fifty-seven million, three hundred nineteen thousand, seven hundred twenty-three".