6480109085616 has 50 divisors (see below), whose sum is σ = 18755315729172. Its totient is φ = 2160036361440.

The previous prime is 6480109085519. The next prime is 6480109085623. The reversal of 6480109085616 is 6165809010846.

6480109085616 is a `hidden beast` number, since 6 + 4 + 8 + 0 + 10 + 9 + 0 + 8 + 5 + 616 = 666.

It is a super-2 number, since 2×6480109085616² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2500040790 + ... + 2500043381.

Almost surely, 2^{6480109085616} is an apocalyptic number.

It is an amenable number.

6480109085616 is an abundant number, since it is smaller than the sum of its proper divisors (12275206643556).

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

6480109085616 is a wasteful number, since it uses less digits than its factorization.

6480109085616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000084191 (or 5000084176 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 6480109085616 in words is "six trillion, four hundred eighty billion, one hundred nine million, eighty-five thousand, six hundred sixteen".