3703641666 has 16 divisors (see below), whose sum is σ = 7409944800. Its totient is φ = 1234103648.

The previous prime is 3703641653. The next prime is 3703641701. The reversal of 3703641666 is 6661463073.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92571 + ... + 126398.

It is an arithmetic number, because the mean of its divisors is an integer number (463121550).

Almost surely, 2^3703641666 is an apocalyptic number.

3703641666 is an abundant number, since it is smaller than the sum of its proper divisors (3706303134).

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

3703641666 is a wasteful number, since it uses less digits than its factorization.

3703641666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221793.

The product of its (nonzero) digits is 326592, while the sum is 42.

The square root of 3703641666 is about 60857.5522511381. The cubic root of 3703641666 is about 1547.1876392173.

The spelling of 3703641666 in words is "three billion, seven hundred three million, six hundred forty-one thousand, six hundred sixty-six".