320543246550667 has 8 divisors (see below), whose sum is σ = 366647978496512. Its totient is φ = 274516724500200.

The previous prime is 320543246550641. The next prime is 320543246550679. The reversal of 320543246550667 is 766055642345023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 320543246550667 - 2⁷ = 320543246550539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320543246550067) 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 7 ways as a sum of consecutive naturals, for example, 19552465059 + ... + 19552481452.

It is an arithmetic number, because the mean of its divisors is an integer number (45830997312064).

Almost surely, 2^{320543246550667} is an apocalyptic number.

320543246550667 is a deficient number, since it is larger than the sum of its proper divisors (46104731945845).

320543246550667 is a wasteful number, since it uses less digits than its factorization.

320543246550667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39104947689.

The product of its (nonzero) digits is 108864000, while the sum is 58.

The spelling of 320543246550667 in words is "three hundred twenty trillion, five hundred forty-three billion, two hundred forty-six million, five hundred fifty thousand, six hundred sixty-seven".