513452323311 has 16 divisors (see below), whose sum is σ = 714769276416. Its totient is φ = 327235160736.

The previous prime is 513452323247. The next prime is 513452323361. The reversal of 513452323311 is 113323254315.

It is not a de Polignac number, because 513452323311 - 2⁶ = 513452323247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513452323361) 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, 1963720 + ... + 2209773.

It is an arithmetic number, because the mean of its divisors is an integer number (44673079776).

Almost surely, 2^513452323311 is an apocalyptic number.

513452323311 is a deficient number, since it is larger than the sum of its proper divisors (201316953105).

513452323311 is a wasteful number, since it uses less digits than its factorization.

513452323311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4175302.

The product of its digits is 32400, while the sum is 33.

Adding to 513452323311 its reverse (113323254315), we get a palindrome (626775577626).

The spelling of 513452323311 in words is "five hundred thirteen billion, four hundred fifty-two million, three hundred twenty-three thousand, three hundred eleven".