324447916811 has 2 divisors, whose sum is σ = 324447916812. Its totient is φ = 324447916810.

The previous prime is 324447916789. The next prime is 324447916861. The reversal of 324447916811 is 118619744423.

It is an a-pointer prime, because the next prime (324447916861) can be obtained adding 324447916811 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-324447916811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 324447916811.

It is not a weakly prime, because it can be changed into another prime (324447916861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162223958405 + 162223958406.

It is an arithmetic number, because the mean of its divisors is an integer number (162223958406).

Almost surely, 2^324447916811 is an apocalyptic number.

324447916811 is a deficient number, since it is larger than the sum of its proper divisors (1).

324447916811 is an equidigital number, since it uses as much as digits as its factorization.

324447916811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1161216, while the sum is 50.

The spelling of 324447916811 in words is "three hundred twenty-four billion, four hundred forty-seven million, nine hundred sixteen thousand, eight hundred eleven".