331256045323 has 8 divisors (see below), whose sum is σ = 387382485248. Its totient is φ = 277330642344.

The previous prime is 331256045297. The next prime is 331256045371. The reversal of 331256045323 is 323540652133.

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

It is not a de Polignac number, because 331256045323 - 2¹⁷ = 331255914251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331256045383) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 550258911 + ... + 550259512.

It is an arithmetic number, because the mean of its divisors is an integer number (48422810656).

Almost surely, 2^331256045323 is an apocalyptic number.

331256045323 is a deficient number, since it is larger than the sum of its proper divisors (56126439925).

331256045323 is a wasteful number, since it uses less digits than its factorization.

331256045323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100518473.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 331256045323 its reverse (323540652133), we get a palindrome (654796697456).

The spelling of 331256045323 in words is "three hundred thirty-one billion, two hundred fifty-six million, forty-five thousand, three hundred twenty-three".