3388178404666 has 16 divisors (see below), whose sum is σ = 5572152705600. Its totient is φ = 1532341990080.

The previous prime is 3388178404651. The next prime is 3388178404727. The reversal of 3388178404666 is 6664048718833.

It is a super-2 number, since 2×3388178404666² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3388178404598 and 3388178404607.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 386950671 + ... + 386959426.

It is an arithmetic number, because the mean of its divisors is an integer number (348259544100).

Almost surely, 2^{3388178404666} is an apocalyptic number.

3388178404666 is a deficient number, since it is larger than the sum of its proper divisors (2183974300934).

3388178404666 is a wasteful number, since it uses less digits than its factorization.

3388178404666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773910309.

The product of its (nonzero) digits is 111476736, while the sum is 64.

The spelling of 3388178404666 in words is "three trillion, three hundred eighty-eight billion, one hundred seventy-eight million, four hundred four thousand, six hundred sixty-six".