230260643513 has 4 divisors (see below), whose sum is σ = 230392902948. Its totient is φ = 230128384080.

The previous prime is 230260643507. The next prime is 230260643519. The reversal of 230260643513 is 315346062032.

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

It is an interprime number because it is at equal distance from previous prime (230260643507) and next prime (230260643519).

It can be written as a sum of positive squares in 2 ways, for example, as 38168655424 + 192091988089 = 195368^2 + 438283^2 .

It is a cyclic number.

It is not a de Polignac number, because 230260643513 - 2¹² = 230260639417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230260643519) 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, 66127106 + ... + 66130587.

It is an arithmetic number, because the mean of its divisors is an integer number (57598225737).

Almost surely, 2^230260643513 is an apocalyptic number.

It is an amenable number.

230260643513 is a deficient number, since it is larger than the sum of its proper divisors (132259435).

230260643513 is a wasteful number, since it uses less digits than its factorization.

230260643513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132259434.

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 230260643513 in words is "two hundred thirty billion, two hundred sixty million, six hundred forty-three thousand, five hundred thirteen".