13442666323 has 2 divisors, whose sum is σ = 13442666324. Its totient is φ = 13442666322.

The previous prime is 13442666317. The next prime is 13442666477. The reversal of 13442666323 is 32366624431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13442666323 - 2⁵ = 13442666291 is a prime.

It is not a weakly prime, because it can be changed into another prime (13442666123) 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, 6721333161 + 6721333162.

It is an arithmetic number, because the mean of its divisors is an integer number (6721333162).

Almost surely, 2^13442666323 is an apocalyptic number.

13442666323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13442666323 is an equidigital number, since it uses as much as digits as its factorization.

13442666323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 40.

The spelling of 13442666323 in words is "thirteen billion, four hundred forty-two million, six hundred sixty-six thousand, three hundred twenty-three".