558141973921 has 9 divisors (see below), whose sum is σ = 649273277649. Its totient is φ = 478402923684.

The previous prime is 558141973901. The next prime is 558141973933. The reversal of 558141973921 is 129379141855.

The square root of 558141973921 is 747089.

It is a perfect power (a square), and thus also a powerful number.

558141973921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 558141973921 - 2¹⁹ = 558141449633 is a prime.

It is a super-2 number, since 2×558141973921² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (558141973901) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5176260 + ... + 5282986.

Almost surely, 2^558141973921 is an apocalyptic number.

558141973921 is the 747089-th square number.

558141973921 is the 373545-th centered octagonal number.

It is an amenable number.

558141973921 is a deficient number, since it is larger than the sum of its proper divisors (91131303728).

558141973921 is an frugal number, since it uses more digits than its factorization.

558141973921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213468 (or 106734 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 55.

The spelling of 558141973921 in words is "five hundred fifty-eight billion, one hundred forty-one million, nine hundred seventy-three thousand, nine hundred twenty-one".