558256979917 has 16 divisors (see below), whose sum is σ = 687612970240. Its totient is φ = 441358751232.

The previous prime is 558256979893. The next prime is 558256979927. The reversal of 558256979917 is 719979652855.

It is a de Polignac number, because none of the positive numbers 2^k-558256979917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 558256979917.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (558256979927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2235492 + ... + 2472637.

It is an arithmetic number, because the mean of its divisors is an integer number (42975810640).

Almost surely, 2^558256979917 is an apocalyptic number.

It is an amenable number.

558256979917 is a deficient number, since it is larger than the sum of its proper divisors (129355990323).

558256979917 is a wasteful number, since it uses less digits than its factorization.

558256979917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4709452.

The product of its digits is 428652000, while the sum is 73.

The spelling of 558256979917 in words is "five hundred fifty-eight billion, two hundred fifty-six million, nine hundred seventy-nine thousand, nine hundred seventeen".