99590593061 has 2 divisors, whose sum is σ = 99590593062. Its totient is φ = 99590593060.

The previous prime is 99590593007. The next prime is 99590593099. The reversal of 99590593061 is 16039509599.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99190353025 + 400240036 = 314945^2 + 20006^2 .

It is a cyclic number.

It is not a de Polignac number, because 99590593061 - 2³⁴ = 82410723877 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99590592988 and 99590593006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99590593261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49795296530 + 49795296531.

It is an arithmetic number, because the mean of its divisors is an integer number (49795296531).

Almost surely, 2^99590593061 is an apocalyptic number.

It is an amenable number.

99590593061 is a deficient number, since it is larger than the sum of its proper divisors (1).

99590593061 is an equidigital number, since it uses as much as digits as its factorization.

99590593061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2952450, while the sum is 56.

The spelling of 99590593061 in words is "ninety-nine billion, five hundred ninety million, five hundred ninety-three thousand, sixty-one".