513354326433 has 64 divisors (see below), whose sum is σ = 759228180480. Its totient is φ = 306596441088.

The previous prime is 513354326399. The next prime is 513354326437. The reversal of 513354326433 is 334623453315.

It is not a de Polignac number, because 513354326433 - 2⁶ = 513354326369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (513354326437) 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 63 ways as a sum of consecutive naturals, for example, 68379666 + ... + 68387172.

It is an arithmetic number, because the mean of its divisors is an integer number (11862940320).

Almost surely, 2^513354326433 is an apocalyptic number.

It is an amenable number.

513354326433 is a deficient number, since it is larger than the sum of its proper divisors (245873854047).

513354326433 is a wasteful number, since it uses less digits than its factorization.

513354326433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7958.

The product of its digits is 1166400, while the sum is 42.

Adding to 513354326433 its reverse (334623453315), we get a palindrome (847977779748).

The spelling of 513354326433 in words is "five hundred thirteen billion, three hundred fifty-four million, three hundred twenty-six thousand, four hundred thirty-three".