320326155241473 has 16 divisors (see below), whose sum is σ = 440985015910400. Its totient is φ = 206612345071440.

The previous prime is 320326155241471. The next prime is 320326155241489. The reversal of 320326155241473 is 374142551623023.

It is a happy number.

It is not a de Polignac number, because 320326155241473 - 2¹ = 320326155241471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320326155241471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413699203 + ... + 414472776.

It is an arithmetic number, because the mean of its divisors is an integer number (27561563494400).

Almost surely, 2^{320326155241473} is an apocalyptic number.

It is an amenable number.

320326155241473 is a deficient number, since it is larger than the sum of its proper divisors (120658860668927).

320326155241473 is a wasteful number, since it uses less digits than its factorization.

320326155241473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828176172.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 320326155241473 in words is "three hundred twenty trillion, three hundred twenty-six billion, one hundred fifty-five million, two hundred forty-one thousand, four hundred seventy-three".