517580788607 has 4 divisors (see below), whose sum is σ = 519728426976. Its totient is φ = 515433150240.

The previous prime is 517580788591. The next prime is 517580788649. The reversal of 517580788607 is 706887085715.

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

It is a cyclic number.

It is not a de Polignac number, because 517580788607 - 2⁴ = 517580788591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 517580788607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517580788667) 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 3 ways as a sum of consecutive naturals, for example, 1073818823 + ... + 1073819304.

It is an arithmetic number, because the mean of its divisors is an integer number (129932106744).

Almost surely, 2^517580788607 is an apocalyptic number.

517580788607 is a deficient number, since it is larger than the sum of its proper divisors (2147638369).

517580788607 is a wasteful number, since it uses less digits than its factorization.

517580788607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147638368.

The product of its (nonzero) digits is 26342400, while the sum is 62.

The spelling of 517580788607 in words is "five hundred seventeen billion, five hundred eighty million, seven hundred eighty-eight thousand, six hundred seven".