516164023303 has 4 divisors (see below), whose sum is σ = 516779237520. Its totient is φ = 515548809088.

The previous prime is 516164023289. The next prime is 516164023339. The reversal of 516164023303 is 303320461615.

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 516164023303 - 2⁹ = 516164022791 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 (516164023103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307605850 + ... + 307607527.

It is an arithmetic number, because the mean of its divisors is an integer number (129194809380).

Almost surely, 2^516164023303 is an apocalyptic number.

516164023303 is a deficient number, since it is larger than the sum of its proper divisors (615214217).

516164023303 is an equidigital number, since it uses as much as digits as its factorization.

516164023303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615214216.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 516164023303 its reverse (303320461615), we get a palindrome (819484484918).

The spelling of 516164023303 in words is "five hundred sixteen billion, one hundred sixty-four million, twenty-three thousand, three hundred three".