6684624406662 has 16 divisors (see below), whose sum is σ = 13369283291712. Its totient is φ = 2228202389160.

The previous prime is 6684624406661. The next prime is 6684624406717. The reversal of 6684624406662 is 2666044264866.

It is a junction number, because it is equal to n+sod(n) for n = 6684624406596 and 6684624406605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6684624406661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1566837 + ... + 3977967.

It is an arithmetic number, because the mean of its divisors is an integer number (835580205732).

Almost surely, 2^{6684624406662} is an apocalyptic number.

6684624406662 is an abundant number, since it is smaller than the sum of its proper divisors (6684658885050).

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

6684624406662 is a wasteful number, since it uses less digits than its factorization.

6684624406662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873203.

The product of its (nonzero) digits is 95551488, while the sum is 60.

The spelling of 6684624406662 in words is "six trillion, six hundred eighty-four billion, six hundred twenty-four million, four hundred six thousand, six hundred sixty-two".