331997000334 has 8 divisors (see below), whose sum is σ = 663994000680. Its totient is φ = 110665666776.

The previous prime is 331997000329. The next prime is 331997000399. The reversal of 331997000334 is 433000799133.

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

331997000334 is an admirable number.

It is a super-2 number, since 2×331997000334² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27666416689 + ... + 27666416700.

It is an arithmetic number, because the mean of its divisors is an integer number (82999250085).

Almost surely, 2^331997000334 is an apocalyptic number.

331997000334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331997000334 is a wasteful number, since it uses less digits than its factorization.

331997000334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55332833394.

The product of its (nonzero) digits is 183708, while the sum is 42.

Adding to 331997000334 its reverse (433000799133), we get a palindrome (764997799467).

The spelling of 331997000334 in words is "three hundred thirty-one billion, nine hundred ninety-seven million, three hundred thirty-four", and thus it is an aban number.