230559591217 has 4 divisors (see below), whose sum is σ = 230560551936. Its totient is φ = 230558630500.

The previous prime is 230559591203. The next prime is 230559591221. The reversal of 230559591217 is 712195955032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 230559591217 - 2³¹ = 228412107569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230559561217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219768 + ... + 713734.

It is an arithmetic number, because the mean of its divisors is an integer number (57640137984).

Almost surely, 2^230559591217 is an apocalyptic number.

It is an amenable number.

230559591217 is a deficient number, since it is larger than the sum of its proper divisors (960719).

230559591217 is an equidigital number, since it uses as much as digits as its factorization.

230559591217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960718.

The product of its (nonzero) digits is 850500, while the sum is 49.

The spelling of 230559591217 in words is "two hundred thirty billion, five hundred fifty-nine million, five hundred ninety-one thousand, two hundred seventeen".