516321354325 has 48 divisors (see below), whose sum is σ = 743992381440. Its totient is φ = 348150942720.

The previous prime is 516321354319. The next prime is 516321354371. The reversal of 516321354325 is 523453123615.

It is not a de Polignac number, because 516321354325 - 2⁹ = 516321353813 is a prime.

It is a super-3 number, since 3×516321354325³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2408631 + ... + 2614219.

It is an arithmetic number, because the mean of its divisors is an integer number (15499841280).

Almost surely, 2^516321354325 is an apocalyptic number.

It is an amenable number.

516321354325 is a deficient number, since it is larger than the sum of its proper divisors (227671027115).

516321354325 is a wasteful number, since it uses less digits than its factorization.

516321354325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205846 (or 205841 counting only the distinct ones).

The product of its digits is 324000, while the sum is 40.

The spelling of 516321354325 in words is "five hundred sixteen billion, three hundred twenty-one million, three hundred fifty-four thousand, three hundred twenty-five".