6668315495532 has 36 divisors (see below), whose sum is σ = 16877169132096. Its totient is φ = 2219982899040.

The previous prime is 6668315495411. The next prime is 6668315495533. The reversal of 6668315495532 is 2355945138666.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 6668315495532.

It is not an unprimeable number, because it can be changed into a prime (6668315495533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116176444 + ... + 116233827.

Almost surely, 2^{6668315495532} is an apocalyptic number.

It is an amenable number.

6668315495532 is an abundant number, since it is smaller than the sum of its proper divisors (10208853636564).

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

6668315495532 is a wasteful number, since it uses less digits than its factorization.

6668315495532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232411078 (or 232411073 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 63.

The spelling of 6668315495532 in words is "six trillion, six hundred sixty-eight billion, three hundred fifteen million, four hundred ninety-five thousand, five hundred thirty-two".