320468363811 has 6 divisors (see below), whose sum is σ = 462898747740. Its totient is φ = 213645575868.

The previous prime is 320468363767. The next prime is 320468363833. The reversal of 320468363811 is 118363864023.

320468363811 is a `hidden beast` number, since 3 + 2 + 0 + 4 + 6 + 8 + 3 + 638 + 1 + 1 = 666.

It is not a de Polignac number, because 320468363811 - 2²³ = 320459975203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320468363861) 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 in 5 ways as a sum of consecutive naturals, for example, 17803797981 + ... + 17803797998.

It is an arithmetic number, because the mean of its divisors is an integer number (77149791290).

Almost surely, 2^320468363811 is an apocalyptic number.

320468363811 is a deficient number, since it is larger than the sum of its proper divisors (142430383929).

320468363811 is a wasteful number, since it uses less digits than its factorization.

320468363811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35607595985 (or 35607595982 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 320468363811 in words is "three hundred twenty billion, four hundred sixty-eight million, three hundred sixty-three thousand, eight hundred eleven".