513265133164 has 18 divisors (see below), whose sum is σ = 1044861164340. Its totient is φ = 219970771272.

The previous prime is 513265133159. The next prime is 513265133167. The reversal of 513265133164 is 461331562315.

It is not an unprimeable number, because it can be changed into a prime (513265133167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1309349634 + ... + 1309350025.

Almost surely, 2^513265133164 is an apocalyptic number.

It is an amenable number.

513265133164 is an abundant number, since it is smaller than the sum of its proper divisors (531596031176).

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

513265133164 is a wasteful number, since it uses less digits than its factorization.

513265133164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2618699677 (or 2618699668 counting only the distinct ones).

The product of its digits is 194400, while the sum is 40.

Adding to 513265133164 its reverse (461331562315), we get a palindrome (974596695479).

The spelling of 513265133164 in words is "five hundred thirteen billion, two hundred sixty-five million, one hundred thirty-three thousand, one hundred sixty-four".