6666829340796 has 144 divisors (see below), whose sum is σ = 18258492994560. Its totient is φ = 2044781988480.

The previous prime is 6666829340779. The next prime is 6666829340917. The reversal of 6666829340796 is 6970439286666.

It is a super-2 number, since 2×6666829340796² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5994991 + ... + 7019513.

It is an arithmetic number, because the mean of its divisors is an integer number (126795090240).

Almost surely, 2^{6666829340796} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6666829340796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9129246497280).

6666829340796 is an abundant number, since it is smaller than the sum of its proper divisors (11591663653764).

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

6666829340796 is a wasteful number, since it uses less digits than its factorization.

6666829340796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024856 (or 1024851 counting only the distinct ones).

The product of its (nonzero) digits is 846526464, while the sum is 72.

The spelling of 6666829340796 in words is "six trillion, six hundred sixty-six billion, eight hundred twenty-nine million, three hundred forty thousand, seven hundred ninety-six".