516652321 has 16 divisors (see below), whose sum is σ = 566870400. Its totient is φ = 468951808.

The previous prime is 516652291. The next prime is 516652333. The reversal of 516652321 is 123256615.

It is a cyclic number.

It is not a de Polignac number, because 516652321 - 2¹³ = 516644129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516652391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48300 + ... + 58018.

It is an arithmetic number, because the mean of its divisors is an integer number (35429400).

Almost surely, 2^516652321 is an apocalyptic number.

It is an amenable number.

516652321 is a deficient number, since it is larger than the sum of its proper divisors (50218079).

516652321 is a wasteful number, since it uses less digits than its factorization.

516652321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9848.

The product of its digits is 10800, while the sum is 31.

The square root of 516652321 is about 22729.9872635248. The cubic root of 516652321 is about 802.4157815108.

The spelling of 516652321 in words is "five hundred sixteen million, six hundred fifty-two thousand, three hundred twenty-one".