331295676691 has 12 divisors (see below), whose sum is σ = 390027961512. Its totient is φ = 280546421568.

The previous prime is 331295676653. The next prime is 331295676709. The reversal of 331295676691 is 196676592133.

It is a happy number.

It is not a de Polignac number, because 331295676691 - 2¹³ = 331295668499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331295670691) 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 11 ways as a sum of consecutive naturals, for example, 40725670 + ... + 40733803.

It is an arithmetic number, because the mean of its divisors is an integer number (32502330126).

Almost surely, 2^331295676691 is an apocalyptic number.

331295676691 is a deficient number, since it is larger than the sum of its proper divisors (58732284821).

331295676691 is an equidigital number, since it uses as much as digits as its factorization.

331295676691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81459570 (or 81459563 counting only the distinct ones).

The product of its digits is 11022480, while the sum is 58.

The spelling of 331295676691 in words is "three hundred thirty-one billion, two hundred ninety-five million, six hundred seventy-six thousand, six hundred ninety-one".