5661295589 has 2 divisors, whose sum is σ = 5661295590. Its totient is φ = 5661295588.

The previous prime is 5661295571. The next prime is 5661295597. The reversal of 5661295589 is 9855921665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2942194564 + 2719101025 = 54242^2 + 52145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5661295589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5661235589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830647794 + 2830647795.

It is an arithmetic number, because the mean of its divisors is an integer number (2830647795).

Almost surely, 2^5661295589 is an apocalyptic number.

It is an amenable number.

5661295589 is a deficient number, since it is larger than the sum of its proper divisors (1).

5661295589 is an equidigital number, since it uses as much as digits as its factorization.

5661295589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 56.

The square root of 5661295589 is about 75241.5815158081. The cubic root of 5661295589 is about 1782.2636257242.

The spelling of 5661295589 in words is "five billion, six hundred sixty-one million, two hundred ninety-five thousand, five hundred eighty-nine".