6297139329666 has 8 divisors (see below), whose sum is σ = 12594278659344. Its totient is φ = 2099046443220.

The previous prime is 6297139329599. The next prime is 6297139329667. The reversal of 6297139329666 is 6669239317926.

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

6297139329666 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 6297139329666.

It is not an unprimeable number, because it can be changed into a prime (6297139329667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524761610800 + ... + 524761610811.

It is an arithmetic number, because the mean of its divisors is an integer number (1574284832418).

Almost surely, 2^{6297139329666} is an apocalyptic number.

6297139329666 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.

6297139329666 is a wasteful number, since it uses less digits than its factorization.

6297139329666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049523221616.

The product of its digits is 238085568, while the sum is 69.

The spelling of 6297139329666 in words is "six trillion, two hundred ninety-seven billion, one hundred thirty-nine million, three hundred twenty-nine thousand, six hundred sixty-six".