516554213222 has 8 divisors (see below), whose sum is σ = 775629295272. Its totient is φ = 258011114800.

The previous prime is 516554213173. The next prime is 516554213281. The reversal of 516554213222 is 222312455615.

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

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 3 ways as a sum of consecutive naturals, for example, 132993479 + ... + 132997362.

It is an arithmetic number, because the mean of its divisors is an integer number (96953661909).

Almost surely, 2^516554213222 is an apocalyptic number.

516554213222 is a deficient number, since it is larger than the sum of its proper divisors (259075082050).

516554213222 is a wasteful number, since it uses less digits than its factorization.

516554213222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265991814.

The product of its digits is 144000, while the sum is 38.

Adding to 516554213222 its reverse (222312455615), we get a palindrome (738866668837).

The spelling of 516554213222 in words is "five hundred sixteen billion, five hundred fifty-four million, two hundred thirteen thousand, two hundred twenty-two".