659405055555 has 20 divisors (see below), whose sum is σ = 1182044618832. Its totient is φ = 351682696080.

The previous prime is 659405055499. The next prime is 659405055563. The reversal of 659405055555 is 555550504956.

It is not a de Polignac number, because 659405055555 - 2¹⁰ = 659405054531 is a prime.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 814079911 + ... + 814080720.

Almost surely, 2^659405055555 is an apocalyptic number.

659405055555 is a deficient number, since it is larger than the sum of its proper divisors (522639563277).

659405055555 is a wasteful number, since it uses less digits than its factorization.

659405055555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628160648 (or 1628160639 counting only the distinct ones).

The product of its (nonzero) digits is 16875000, while the sum is 54.

The spelling of 659405055555 in words is "six hundred fifty-nine billion, four hundred five million, fifty-five thousand, five hundred fifty-five".