320665260466 has 8 divisors (see below), whose sum is σ = 481022161200. Its totient is φ = 160324540068.

The previous prime is 320665260437. The next prime is 320665260479. The reversal of 320665260466 is 664062566023.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3995416 + ... + 4074883.

It is an arithmetic number, because the mean of its divisors is an integer number (60127770150).

Almost surely, 2^320665260466 is an apocalyptic number.

320665260466 is a deficient number, since it is larger than the sum of its proper divisors (160356900734).

320665260466 is a wasteful number, since it uses less digits than its factorization.

320665260466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090168.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 320665260466 in words is "three hundred twenty billion, six hundred sixty-five million, two hundred sixty thousand, four hundred sixty-six".