666104116 has 24 divisors (see below), whose sum is σ = 1194875136. Its totient is φ = 324763680.

The previous prime is 666104113. The next prime is 666104137. The reversal of 666104116 is 611401666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666104113) 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, 45681 + ... + 58471.

It is an arithmetic number, because the mean of its divisors is an integer number (49786464).

Almost surely, 2^666104116 is an apocalyptic number.

It is an amenable number.

666104116 is a deficient number, since it is larger than the sum of its proper divisors (528771020).

666104116 is a wasteful number, since it uses less digits than its factorization.

666104116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13119 (or 13117 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 666104116 is about 25808.9929288223. The cubic root of 666104116 is about 873.3346789534.

The spelling of 666104116 in words is "six hundred sixty-six million, one hundred four thousand, one hundred sixteen".