331693412140 has 12 divisors (see below), whose sum is σ = 696556165536. Its totient is φ = 132677364848.

The previous prime is 331693412107. The next prime is 331693412147. The reversal of 331693412140 is 41214396133.

It is a super-2 number, since 2×331693412140² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 331693412140.

It is not an unprimeable number, because it can be changed into a prime (331693412147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8292335284 + ... + 8292335323.

It is an arithmetic number, because the mean of its divisors is an integer number (58046347128).

Almost surely, 2^331693412140 is an apocalyptic number.

It is an amenable number.

331693412140 is an abundant number, since it is smaller than the sum of its proper divisors (364862753396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331693412140 is a wasteful number, since it uses less digits than its factorization.

331693412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16584670616 (or 16584670614 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 331693412140 in words is "three hundred thirty-one billion, six hundred ninety-three million, four hundred twelve thousand, one hundred forty".