513230313340 has 24 divisors (see below), whose sum is σ = 1087321571280. Its totient is φ = 203475379968.

The previous prime is 513230313311. The next prime is 513230313353. The reversal of 513230313340 is 43313032315.

It is a junction number, because it is equal to n+sod(n) for n = 513230313299 and 513230313308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113544270 + ... + 113548789.

It is an arithmetic number, because the mean of its divisors is an integer number (45305065470).

Almost surely, 2^513230313340 is an apocalyptic number.

It is an amenable number.

513230313340 is an abundant number, since it is smaller than the sum of its proper divisors (574091257940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513230313340 is a wasteful number, since it uses less digits than its factorization.

513230313340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227093181 (or 227093179 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 513230313340 its reverse (43313032315), we get a palindrome (556543345655).

The spelling of 513230313340 in words is "five hundred thirteen billion, two hundred thirty million, three hundred thirteen thousand, three hundred forty".