104489340666 has 64 divisors (see below), whose sum is σ = 216606873600. Its totient is φ = 33585463296.

The previous prime is 104489340661. The next prime is 104489340673. The reversal of 104489340666 is 666043984401.

It is not an unprimeable number, because it can be changed into a prime (104489340661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5659386 + ... + 5677818.

It is an arithmetic number, because the mean of its divisors is an integer number (3384482400).

Almost surely, 2^104489340666 is an apocalyptic number.

104489340666 is an abundant number, since it is smaller than the sum of its proper divisors (112117532934).

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

104489340666 is a wasteful number, since it uses less digits than its factorization.

104489340666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18803.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 104489340666 in words is "one hundred four billion, four hundred eighty-nine million, three hundred forty thousand, six hundred sixty-six".