6483545815668 has 24 divisors (see below), whose sum is σ = 15129412176480. Its totient is φ = 2161019280480.

The previous prime is 6483545815631. The next prime is 6483545815673. The reversal of 6483545815668 is 8665185453846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20166123 + ... + 20485106.

It is an arithmetic number, because the mean of its divisors is an integer number (630392174020).

Almost surely, 2^{6483545815668} is an apocalyptic number.

It is an amenable number.

6483545815668 is an abundant number, since it is smaller than the sum of its proper divisors (8645866360812).

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

6483545815668 is a wasteful number, since it uses less digits than its factorization.

6483545815668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40664527 (or 40664525 counting only the distinct ones).

The product of its digits is 663552000, while the sum is 69.

The spelling of 6483545815668 in words is "six trillion, four hundred eighty-three billion, five hundred forty-five million, eight hundred fifteen thousand, six hundred sixty-eight".