606415699697 has 2 divisors, whose sum is σ = 606415699698. Its totient is φ = 606415699696.

The previous prime is 606415699693. The next prime is 606415699717. The reversal of 606415699697 is 796996514606.

It is a happy number.

606415699697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 605967276721 + 448422976 = 778439^2 + 21176^2 .

It is a cyclic number.

It is not a de Polignac number, because 606415699697 - 2² = 606415699693 is a prime.

It is not a weakly prime, because it can be changed into another prime (606415699693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303207849848 + 303207849849.

It is an arithmetic number, because the mean of its divisors is an integer number (303207849849).

Almost surely, 2^606415699697 is an apocalyptic number.

It is an amenable number.

606415699697 is a deficient number, since it is larger than the sum of its proper divisors (1).

606415699697 is an equidigital number, since it uses as much as digits as its factorization.

606415699697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 606415699697 in words is "six hundred six billion, four hundred fifteen million, six hundred ninety-nine thousand, six hundred ninety-seven".