606469671666 has 12 divisors (see below), whose sum is σ = 1314017621982. Its totient is φ = 202156557216.

The previous prime is 606469671649. The next prime is 606469671719. The reversal of 606469671666 is 666176964606.

It can be written as a sum of positive squares in only one way, i.e., 554683842441 + 51785829225 = 744771^2 + 227565^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16846379751 + ... + 16846379786.

Almost surely, 2^606469671666 is an apocalyptic number.

606469671666 is an abundant number, since it is smaller than the sum of its proper divisors (707547950316).

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

606469671666 is a wasteful number, since it uses less digits than its factorization.

606469671666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33692759545 (or 33692759542 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 63.

The spelling of 606469671666 in words is "six hundred six billion, four hundred sixty-nine million, six hundred seventy-one thousand, six hundred sixty-six".