6481683690216 has 48 divisors (see below), whose sum is σ = 18849794408640. Its totient is φ = 1851909625440.

The previous prime is 6481683690149. The next prime is 6481683690227. The reversal of 6481683690216 is 6120963861846.

It is a self number, because there is not a number n which added to its sum of digits gives 6481683690216.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2755816720 + ... + 2755819071.

It is an arithmetic number, because the mean of its divisors is an integer number (392704050180).

Almost surely, 2^{6481683690216} is an apocalyptic number.

It is an amenable number.

6481683690216 is an abundant number, since it is smaller than the sum of its proper divisors (12368110718424).

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

6481683690216 is a wasteful number, since it uses less digits than its factorization.

6481683690216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5511635814 (or 5511635803 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 60.

The spelling of 6481683690216 in words is "six trillion, four hundred eighty-one billion, six hundred eighty-three million, six hundred ninety thousand, two hundred sixteen".