52516516413 has 8 divisors (see below), whose sum is σ = 70090607776. Its totient is φ = 34976718000.

The previous prime is 52516516369. The next prime is 52516516417. The reversal of 52516516413 is 31461561525.

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

It is a de Polignac number, because none of the positive numbers 2^k-52516516413 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 (52516516417) 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 7 ways as a sum of consecutive naturals, for example, 8569663 + ... + 8575788.

It is an arithmetic number, because the mean of its divisors is an integer number (8761325972).

Almost surely, 2^52516516413 is an apocalyptic number.

It is an amenable number.

52516516413 is a deficient number, since it is larger than the sum of its proper divisors (17574091363).

52516516413 is a wasteful number, since it uses less digits than its factorization.

52516516413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17146475.

The product of its digits is 108000, while the sum is 39.

The spelling of 52516516413 in words is "fifty-two billion, five hundred sixteen million, five hundred sixteen thousand, four hundred thirteen".