3666683336670 has 24 divisors (see below), whose sum is σ = 9533376675576. Its totient is φ = 977782223088.

The previous prime is 3666683336663. The next prime is 3666683336689. The reversal of 3666683336670 is 766333866663.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3666683336598 and 3666683336607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20370462892 + ... + 20370463071.

It is an arithmetic number, because the mean of its divisors is an integer number (397224028149).

Almost surely, 2^{3666683336670} is an apocalyptic number.

3666683336670 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3666683336670 is an abundant number, since it is smaller than the sum of its proper divisors (5866693338906).

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

3666683336670 is a wasteful number, since it uses less digits than its factorization.

3666683336670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40740925976 (or 40740925973 counting only the distinct ones).

The product of its (nonzero) digits is 211631616, while the sum is 63.

The spelling of 3666683336670 in words is "three trillion, six hundred sixty-six billion, six hundred eighty-three million, three hundred thirty-six thousand, six hundred seventy".