55850830589 has 2 divisors, whose sum is σ = 55850830590. Its totient is φ = 55850830588.

The previous prime is 55850830499. The next prime is 55850830597. The reversal of 55850830589 is 98503805855.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30885250564 + 24965580025 = 175742^2 + 158005^2 .

It is a cyclic number.

It is not a de Polignac number, because 55850830589 - 2²⁰ = 55849782013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55850850589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27925415294 + 27925415295.

It is an arithmetic number, because the mean of its divisors is an integer number (27925415295).

Almost surely, 2^55850830589 is an apocalyptic number.

It is an amenable number.

55850830589 is a deficient number, since it is larger than the sum of its proper divisors (1).

55850830589 is an equidigital number, since it uses as much as digits as its factorization.

55850830589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640000, while the sum is 56.

The spelling of 55850830589 in words is "fifty-five billion, eight hundred fifty million, eight hundred thirty thousand, five hundred eighty-nine".