516164311203 has 4 divisors (see below), whose sum is σ = 688219081608. Its totient is φ = 344109540800.

The previous prime is 516164311183. The next prime is 516164311211. The reversal of 516164311203 is 302113461615.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 516164311203 - 2⁶ = 516164311139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516164311303) 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 3 ways as a sum of consecutive naturals, for example, 86027385198 + ... + 86027385203.

It is an arithmetic number, because the mean of its divisors is an integer number (172054770402).

Almost surely, 2^516164311203 is an apocalyptic number.

516164311203 is a deficient number, since it is larger than the sum of its proper divisors (172054770405).

516164311203 is a wasteful number, since it uses less digits than its factorization.

516164311203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172054770404.

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 516164311203 its reverse (302113461615), we get a palindrome (818277772818).

The spelling of 516164311203 in words is "five hundred sixteen billion, one hundred sixty-four million, three hundred eleven thousand, two hundred three".