559550081 has 4 divisors (see below), whose sum is σ = 560061252. Its totient is φ = 559038912.

The previous prime is 559550071. The next prime is 559550111. The reversal of 559550081 is 180055955.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 180055955 = 5 ⋅36011191.

It can be written as a sum of positive squares in 2 ways, for example, as 121903681 + 437646400 = 11041^2 + 20920^2 .

It is a cyclic number.

It is not a de Polignac number, because 559550081 - 2¹⁰ = 559549057 is a prime.

It is a super-2 number, since 2×559550081² = 626192586294213122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (559550051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253940 + ... + 256133.

It is an arithmetic number, because the mean of its divisors is an integer number (140015313).

Almost surely, 2^559550081 is an apocalyptic number.

It is an amenable number.

559550081 is a deficient number, since it is larger than the sum of its proper divisors (511171).

559550081 is a wasteful number, since it uses less digits than its factorization.

559550081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511170.

The product of its (nonzero) digits is 45000, while the sum is 38.

The square root of 559550081 is about 23654.8109483039. The cubic root of 559550081 is about 824.0362574182.

The spelling of 559550081 in words is "five hundred fifty-nine million, five hundred fifty thousand, eighty-one".