1684078811006 has 8 divisors (see below), whose sum is σ = 2540230609320. Its totient is φ = 837335274568.

The previous prime is 1684078811003. The next prime is 1684078811011. The reversal of 1684078811006 is 6001188704861.

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

It is a super-2 number, since 2×1684078811006² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1684078811003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352065021 + ... + 2352065736.

It is an arithmetic number, because the mean of its divisors is an integer number (317528826165).

Almost surely, 2^{1684078811006} is an apocalyptic number.

1684078811006 is a deficient number, since it is larger than the sum of its proper divisors (856151798314).

1684078811006 is a wasteful number, since it uses less digits than its factorization.

1684078811006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704130938.

The product of its (nonzero) digits is 516096, while the sum is 50.

The spelling of 1684078811006 in words is "one trillion, six hundred eighty-four billion, seventy-eight million, eight hundred eleven thousand, six".