6480066968156 has 12 divisors (see below), whose sum is σ = 11346477339792. Its totient is φ = 3238216299648.

The previous prime is 6480066968027. The next prime is 6480066968159. The reversal of 6480066968156 is 6518696600846.

It is a junction number, because it is equal to n+sod(n) for n = 6480066968092 and 6480066968101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6480066968159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454288085 + ... + 454302348.

It is an arithmetic number, because the mean of its divisors is an integer number (945539778316).

Almost surely, 2^{6480066968156} is an apocalyptic number.

It is an amenable number.

6480066968156 is a deficient number, since it is larger than the sum of its proper divisors (4866410371636).

6480066968156 is a wasteful number, since it uses less digits than its factorization.

6480066968156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908592220 (or 908592218 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 65.

The spelling of 6480066968156 in words is "six trillion, four hundred eighty billion, sixty-six million, nine hundred sixty-eight thousand, one hundred fifty-six".