513331330234 has 8 divisors (see below), whose sum is σ = 815290936308. Its totient is φ = 241567684800.

The previous prime is 513331330229. The next prime is 513331330271. The reversal of 513331330234 is 432033133315.

It can be written as a sum of positive squares in 2 ways, for example, as 402444328225 + 110887002009 = 634385^2 + 332997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 513331330196 and 513331330205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7548990117 + ... + 7548990184.

Almost surely, 2^513331330234 is an apocalyptic number.

513331330234 is a deficient number, since it is larger than the sum of its proper divisors (301959606074).

513331330234 is a wasteful number, since it uses less digits than its factorization.

513331330234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15097980320.

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 513331330234 its reverse (432033133315), we get a palindrome (945364463549).

The spelling of 513331330234 in words is "five hundred thirteen billion, three hundred thirty-one million, three hundred thirty thousand, two hundred thirty-four".