331486471916 has 12 divisors (see below), whose sum is σ = 580252696632. Its totient is φ = 165699987168.

The previous prime is 331486471909. The next prime is 331486471949. The reversal of 331486471916 is 619174684133.

It is a happy number.

It is a super-2 number, since 2×331486471916² (a number of 24 digits) contains 22 as substring.

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, 10794950 + ... + 10825613.

It is an arithmetic number, because the mean of its divisors is an integer number (48354391386).

Almost surely, 2^331486471916 is an apocalyptic number.

It is an amenable number.

331486471916 is a deficient number, since it is larger than the sum of its proper divisors (248766224716).

331486471916 is a wasteful number, since it uses less digits than its factorization.

331486471916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21624400 (or 21624398 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The spelling of 331486471916 in words is "three hundred thirty-one billion, four hundred eighty-six million, four hundred seventy-one thousand, nine hundred sixteen".