606606818985 has 48 divisors (see below), whose sum is σ = 1055929125888. Its totient is φ = 322146720000.

The previous prime is 606606818933. The next prime is 606606819011. The reversal of 606606818985 is 589818606606.

606606818985 is a `hidden beast` number, since 6 + 0 + 6 + 606 + 8 + 18 + 9 + 8 + 5 = 666.

It is not a de Polignac number, because 606606818985 - 2¹⁰ = 606606817961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80224605 + ... + 80232165.

It is an arithmetic number, because the mean of its divisors is an integer number (21998523456).

Almost surely, 2^606606818985 is an apocalyptic number.

It is an amenable number.

606606818985 is a deficient number, since it is larger than the sum of its proper divisors (449322306903).

606606818985 is a wasteful number, since it uses less digits than its factorization.

606606818985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14926 (or 14923 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 63.

The spelling of 606606818985 in words is "six hundred six billion, six hundred six million, eight hundred eighteen thousand, nine hundred eighty-five".