606666733939 has 24 divisors (see below), whose sum is σ = 736789783040. Its totient is φ = 489230430336.

The previous prime is 606666733931. The next prime is 606666733951. The reversal of 606666733939 is 939337666606.

It is not a de Polignac number, because 606666733939 - 2³ = 606666733931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (606666733931) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5543452 + ... + 5651830.

Almost surely, 2^606666733939 is an apocalyptic number.

606666733939 is a deficient number, since it is larger than the sum of its proper divisors (130123049101).

606666733939 is a wasteful number, since it uses less digits than its factorization.

606666733939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111187 (or 111170 counting only the distinct ones).

The product of its (nonzero) digits is 119042784, while the sum is 64.

The spelling of 606666733939 in words is "six hundred six billion, six hundred sixty-six million, seven hundred thirty-three thousand, nine hundred thirty-nine".