605605605555 has 16 divisors (see below), whose sum is σ = 969170910624. Its totient is φ = 322922342400.

The previous prime is 605605605509. The next prime is 605605605613. The reversal of 605605605555 is 555506506506.

It is not a de Polignac number, because 605605605555 - 2¹⁸ = 605605343411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4132704 + ... + 4276733.

It is an arithmetic number, because the mean of its divisors is an integer number (60573181914).

Almost surely, 2^605605605555 is an apocalyptic number.

605605605555 is a deficient number, since it is larger than the sum of its proper divisors (363565305069).

605605605555 is a wasteful number, since it uses less digits than its factorization.

605605605555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8414246.

The product of its (nonzero) digits is 3375000, while the sum is 48.

The spelling of 605605605555 in words is "six hundred five billion, six hundred five million, six hundred five thousand, five hundred fifty-five".