513540204324 has 48 divisors (see below), whose sum is σ = 1369749902976. Its totient is φ = 146692627200.

The previous prime is 513540204319. The next prime is 513540204329. The reversal of 513540204324 is 423402045315.

It is an interprime number because it is at equal distance from previous prime (513540204319) and next prime (513540204329).

It is not an unprimeable number, because it can be changed into a prime (513540204329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315267 + ... + 1061354.

It is an arithmetic number, because the mean of its divisors is an integer number (28536456312).

Almost surely, 2^513540204324 is an apocalyptic number.

It is an amenable number.

513540204324 is an abundant number, since it is smaller than the sum of its proper divisors (856209698652).

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

513540204324 is a wasteful number, since it uses less digits than its factorization.

513540204324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381076 (or 1381074 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 513540204324 its reverse (423402045315), we get a palindrome (936942249639).

The spelling of 513540204324 in words is "five hundred thirteen billion, five hundred forty million, two hundred four thousand, three hundred twenty-four".