513533204232553 has 16 divisors (see below), whose sum is σ = 552840761886336. Its totient is φ = 476130799589760.

The previous prime is 513533204232541. The next prime is 513533204232623. The reversal of 513533204232553 is 355232402335315.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513533204232553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513533204232353) 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, 3936201301 + ... + 3936331762.

It is an arithmetic number, because the mean of its divisors is an integer number (34552547617896).

Almost surely, 2^{513533204232553} is an apocalyptic number.

It is an amenable number.

513533204232553 is a deficient number, since it is larger than the sum of its proper divisors (39307557653783).

513533204232553 is a wasteful number, since it uses less digits than its factorization.

513533204232553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7872533184.

The product of its (nonzero) digits is 4860000, while the sum is 46.

Adding to 513533204232553 its reverse (355232402335315), we get a palindrome (868765606567868).

The spelling of 513533204232553 in words is "five hundred thirteen trillion, five hundred thirty-three billion, two hundred four million, two hundred thirty-two thousand, five hundred fifty-three".