513603534613 has 8 divisors (see below), whose sum is σ = 564879829248. Its totient is φ = 464008430064.

The previous prime is 513603534583. The next prime is 513603534629. The reversal of 513603534613 is 316435306315.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 513603534613 - 2²⁹ = 513066663701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513603534683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420296881 + ... + 420298102.

It is an arithmetic number, because the mean of its divisors is an integer number (70609978656).

Almost surely, 2^513603534613 is an apocalyptic number.

It is an amenable number.

513603534613 is a deficient number, since it is larger than the sum of its proper divisors (51276294635).

513603534613 is a wasteful number, since it uses less digits than its factorization.

513603534613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840595043.

The product of its (nonzero) digits is 291600, while the sum is 40.

The spelling of 513603534613 in words is "five hundred thirteen billion, six hundred three million, five hundred thirty-four thousand, six hundred thirteen".