606656555994 has 48 divisors (see below), whose sum is σ = 1257865004448. Its totient is φ = 195048337344.

The previous prime is 606656555987. The next prime is 606656556041. The reversal of 606656555994 is 499555656606.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4970569 + ... + 5091155.

It is an arithmetic number, because the mean of its divisors is an integer number (26205520926).

Almost surely, 2^606656555994 is an apocalyptic number.

606656555994 is an abundant number, since it is smaller than the sum of its proper divisors (651208448454).

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

606656555994 is a wasteful number, since it uses less digits than its factorization.

606656555994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121647 (or 121618 counting only the distinct ones).

The product of its (nonzero) digits is 262440000, while the sum is 66.

The spelling of 606656555994 in words is "six hundred six billion, six hundred fifty-six million, five hundred fifty-five thousand, nine hundred ninety-four".