513523260330 has 32 divisors (see below), whose sum is σ = 1249338786624. Its totient is φ = 135063651456.

The previous prime is 513523260311. The next prime is 513523260337. The reversal of 513523260330 is 33062325315.

It is a super-2 number, since 2×513523260330² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 513523260291 and 513523260300.

It is not an unprimeable number, because it can be changed into a prime (513523260337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117240564 + ... + 117244943.

It is an arithmetic number, because the mean of its divisors is an integer number (39041837082).

Almost surely, 2^513523260330 is an apocalyptic number.

513523260330 is an abundant number, since it is smaller than the sum of its proper divisors (735815526294).

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

513523260330 is a wasteful number, since it uses less digits than its factorization.

513523260330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234485590.

The product of its (nonzero) digits is 48600, while the sum is 33.

Adding to 513523260330 its reverse (33062325315), we get a palindrome (546585585645).

The spelling of 513523260330 in words is "five hundred thirteen billion, five hundred twenty-three million, two hundred sixty thousand, three hundred thirty".