559858020961 has 2 divisors, whose sum is σ = 559858020962. Its totient is φ = 559858020960.

The previous prime is 559858020907. The next prime is 559858020979. The reversal of 559858020961 is 169020858955.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283135731025 + 276722289936 = 532105^2 + 526044^2 .

It is a cyclic number.

It is not a de Polignac number, because 559858020961 - 2⁷ = 559858020833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 559858020896 and 559858020905.

It is not a weakly prime, because it can be changed into another prime (559858020901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279929010480 + 279929010481.

It is an arithmetic number, because the mean of its divisors is an integer number (279929010481).

Almost surely, 2^559858020961 is an apocalyptic number.

It is an amenable number.

559858020961 is a deficient number, since it is larger than the sum of its proper divisors (1).

559858020961 is an equidigital number, since it uses as much as digits as its factorization.

559858020961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776000, while the sum is 58.

The spelling of 559858020961 in words is "five hundred fifty-nine billion, eight hundred fifty-eight million, twenty thousand, nine hundred sixty-one".