513442242656534 has 8 divisors (see below), whose sum is σ = 770166271813368. Its totient is φ = 256720152052080.

The previous prime is 513442242656531. The next prime is 513442242656549. The reversal of 513442242656534 is 435656242244315.

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

It is a super-3 number, since 3×513442242656534³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 513442242656534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513442242656531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483975767 + ... + 485035490.

It is an arithmetic number, because the mean of its divisors is an integer number (96270783976671).

Almost surely, 2^{513442242656534} is an apocalyptic number.

513442242656534 is a deficient number, since it is larger than the sum of its proper divisors (256724029156834).

513442242656534 is a wasteful number, since it uses less digits than its factorization.

513442242656534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969276190.

The product of its digits is 82944000, while the sum is 56.

The spelling of 513442242656534 in words is "five hundred thirteen trillion, four hundred forty-two billion, two hundred forty-two million, six hundred fifty-six thousand, five hundred thirty-four".