6668590491282 has 8 divisors (see below), whose sum is σ = 13337180982576. Its totient is φ = 2222863497092.

The previous prime is 6668590491281. The next prime is 6668590491289. The reversal of 6668590491282 is 2821940958666.

It is a sphenic number, since it is the product of 3 distinct primes.

6668590491282 is an admirable number.

It is a super-3 number, since 3×6668590491282³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (6668590491281) 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, 555715874268 + ... + 555715874279.

It is an arithmetic number, because the mean of its divisors is an integer number (1667147622822).

Almost surely, 2^{6668590491282} is an apocalyptic number.

6668590491282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6668590491282 is a wasteful number, since it uses less digits than its factorization.

6668590491282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111431748552.

The product of its (nonzero) digits is 89579520, while the sum is 66.

The spelling of 6668590491282 in words is "six trillion, six hundred sixty-eight billion, five hundred ninety million, four hundred ninety-one thousand, two hundred eighty-two".