606676440068 has 6 divisors (see below), whose sum is σ = 1061683770126. Its totient is φ = 303338220032.

The previous prime is 606676440067. The next prime is 606676440137. The reversal of 606676440068 is 860044676606.

It can be written as a sum of positive squares in only one way, i.e., 600017553664 + 6658886404 = 774608^2 + 81602^2 .

It is not an unprimeable number, because it can be changed into a prime (606676440067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75834555005 + ... + 75834555012.

It is an arithmetic number, because the mean of its divisors is an integer number (176947295021).

Almost surely, 2^606676440068 is an apocalyptic number.

It is an amenable number.

606676440068 is a deficient number, since it is larger than the sum of its proper divisors (455007330058).

606676440068 is a wasteful number, since it uses less digits than its factorization.

606676440068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151669110021 (or 151669110019 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 53.

The spelling of 606676440068 in words is "six hundred six billion, six hundred seventy-six million, four hundred forty thousand, sixty-eight".