516303472133 has 4 divisors (see below), whose sum is σ = 528896239788. Its totient is φ = 503710704480.

The previous prime is 516303472129. The next prime is 516303472169. The reversal of 516303472133 is 331274303615.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331274303615 = 5 ⋅66254860723.

It can be written as a sum of positive squares in 2 ways, for example, as 142980028129 + 373323444004 = 378127^2 + 611002^2 .

It is a cyclic number.

It is not a de Polignac number, because 516303472133 - 2² = 516303472129 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 (516303472123) 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 3 ways as a sum of consecutive naturals, for example, 6296383766 + ... + 6296383847.

It is an arithmetic number, because the mean of its divisors is an integer number (132224059947).

Almost surely, 2^516303472133 is an apocalyptic number.

It is an amenable number.

516303472133 is a deficient number, since it is larger than the sum of its proper divisors (12592767655).

516303472133 is a wasteful number, since it uses less digits than its factorization.

516303472133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12592767654.

The product of its (nonzero) digits is 136080, while the sum is 38.

Adding to 516303472133 its reverse (331274303615), we get a palindrome (847577775748).

The spelling of 516303472133 in words is "five hundred sixteen billion, three hundred three million, four hundred seventy-two thousand, one hundred thirty-three".