326716144099 has 2 divisors, whose sum is σ = 326716144100. Its totient is φ = 326716144098.

The previous prime is 326716144091. The next prime is 326716144151. The reversal of 326716144099 is 990441617623.

It is an a-pointer prime, because the next prime (326716144151) can be obtained adding 326716144099 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 326716144099 - 2³ = 326716144091 is a prime.

It is not a weakly prime, because it can be changed into another prime (326716144091) 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, 163358072049 + 163358072050.

It is an arithmetic number, because the mean of its divisors is an integer number (163358072050).

Almost surely, 2^326716144099 is an apocalyptic number.

326716144099 is a deficient number, since it is larger than the sum of its proper divisors (1).

326716144099 is an equidigital number, since it uses as much as digits as its factorization.

326716144099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 326716144099 in words is "three hundred twenty-six billion, seven hundred sixteen million, one hundred forty-four thousand, ninety-nine".