606706929728 has 14 divisors (see below), whose sum is σ = 1203934063806. Its totient is φ = 303353464832.

The previous prime is 606706929727. The next prime is 606706929757. The reversal of 606706929728 is 827929607606.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 465276780544 + 141430149184 = 682112^2 + 376072^2 .

It is not an unprimeable number, because it can be changed into a prime (606706929727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4739897825 + ... + 4739897952.

Almost surely, 2^606706929728 is an apocalyptic number.

It is an amenable number.

606706929728 is a deficient number, since it is larger than the sum of its proper divisors (597227134078).

606706929728 is an equidigital number, since it uses as much as digits as its factorization.

606706929728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9479795789 (or 9479795779 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 62.

The spelling of 606706929728 in words is "six hundred six billion, seven hundred six million, nine hundred twenty-nine thousand, seven hundred twenty-eight".