606056616405 has 12 divisors (see below), whose sum is σ = 1050498135180. Its totient is φ = 323230195392.

The previous prime is 606056616391. The next prime is 606056616409. The reversal of 606056616405 is 504616650606.

It can be written as a sum of positive squares in 2 ways, for example, as 305754808401 + 300301808004 = 552951^2 + 547998^2 .

It is not a de Polignac number, because 606056616405 - 2⁸ = 606056616149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 13467924809 = 606056616405 / (6 + 0 + 6 + 0 + 5 + 6 + 6 + 1 + 6 + 4 + 0 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606056616409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6733962360 + ... + 6733962449.

It is an arithmetic number, because the mean of its divisors is an integer number (87541511265).

Almost surely, 2^606056616405 is an apocalyptic number.

It is an amenable number.

606056616405 is a deficient number, since it is larger than the sum of its proper divisors (444441518775).

606056616405 is a wasteful number, since it uses less digits than its factorization.

606056616405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13467924820 (or 13467924817 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 606056616405 in words is "six hundred six billion, fifty-six million, six hundred sixteen thousand, four hundred five".