66600003704 has 32 divisors (see below), whose sum is σ = 134497314000. Its totient is φ = 30734683392.

The previous prime is 66600003703. The next prime is 66600003713. The reversal of 66600003704 is 40730000666.

66600003704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66600003703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922967 + ... + 992505.

Almost surely, 2^66600003704 is an apocalyptic number.

It is an amenable number.

66600003704 is an abundant number, since it is smaller than the sum of its proper divisors (67897310296).

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

66600003704 is a wasteful number, since it uses less digits than its factorization.

66600003704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78767 (or 78763 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 66600003704 in words is "sixty-six billion, six hundred million, three thousand, seven hundred four".