3707654666 has 4 divisors (see below), whose sum is σ = 5561482002. Its totient is φ = 1853827332.

The previous prime is 3707654651. The next prime is 3707654677. The reversal of 3707654666 is 6664567073.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6664567073 = 223 ⋅29885951.

It can be written as a sum of positive squares in only one way, i.e., 3378050641 + 329604025 = 58121^2 + 18155^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 926913665 + ... + 926913668.

Almost surely, 2^3707654666 is an apocalyptic number.

3707654666 is a deficient number, since it is larger than the sum of its proper divisors (1853827336).

3707654666 is a wasteful number, since it uses less digits than its factorization.

3707654666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853827335.

The product of its (nonzero) digits is 3810240, while the sum is 50.

The square root of 3707654666 is about 60890.5137603552. The cubic root of 3707654666 is about 1547.7462446307.

The spelling of 3707654666 in words is "three billion, seven hundred seven million, six hundred fifty-four thousand, six hundred sixty-six".