320206344466608 has 40 divisors (see below), whose sum is σ = 919110803562800. Its totient is φ = 106735448155392.

The previous prime is 320206344466553. The next prime is 320206344466637. The reversal of 320206344466608 is 806664443602023.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 370609194553 + ... + 370609195416.

It is an arithmetic number, because the mean of its divisors is an integer number (22977770089070).

Almost surely, 2^{320206344466608} is an apocalyptic number.

It is an amenable number.

320206344466608 is an abundant number, since it is smaller than the sum of its proper divisors (598904459096192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320206344466608 is a wasteful number, since it uses less digits than its factorization.

320206344466608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741218389986 (or 741218389974 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 54.

The spelling of 320206344466608 in words is "three hundred twenty trillion, two hundred six billion, three hundred forty-four million, four hundred sixty-six thousand, six hundred eight".