585211330823 has 4 divisors (see below), whose sum is σ = 668812949520. Its totient is φ = 501609712128.

The previous prime is 585211330811. The next prime is 585211330841. The reversal of 585211330823 is 328033112585.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-585211330823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (585211330883) 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, 41800809338 + ... + 41800809351.

It is an arithmetic number, because the mean of its divisors is an integer number (167203237380).

Almost surely, 2^585211330823 is an apocalyptic number.

585211330823 is a deficient number, since it is larger than the sum of its proper divisors (83601618697).

585211330823 is an equidigital number, since it uses as much as digits as its factorization.

585211330823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83601618696.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 585211330823 in words is "five hundred eighty-five billion, two hundred eleven million, three hundred thirty thousand, eight hundred twenty-three".