606056660465 has 4 divisors (see below), whose sum is σ = 727267992564. Its totient is φ = 484845328368.

The previous prime is 606056660393. The next prime is 606056660569. The reversal of 606056660465 is 564066650606.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 252622843456 + 353433817009 = 502616^2 + 594503^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-606056660465 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 60605666042 + ... + 60605666051.

It is an arithmetic number, because the mean of its divisors is an integer number (181816998141).

Almost surely, 2^606056660465 is an apocalyptic number.

It is an amenable number.

606056660465 is a deficient number, since it is larger than the sum of its proper divisors (121211332099).

606056660465 is a wasteful number, since it uses less digits than its factorization.

606056660465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121211332098.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 606056660465 in words is "six hundred six billion, fifty-six million, six hundred sixty thousand, four hundred sixty-five".