516306663345241 has 4 divisors (see below), whose sum is σ = 516716756010000. Its totient is φ = 515896570680484.

The previous prime is 516306663345227. The next prime is 516306663345299. The reversal of 516306663345241 is 142543366603615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516306663345241 is a prime.

It is a super-2 number, since 2×516306663345241² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516306663345041) 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, 205046330491 + ... + 205046333008.

It is an arithmetic number, because the mean of its divisors is an integer number (129179189002500).

Almost surely, 2^{516306663345241} is an apocalyptic number.

It is an amenable number.

516306663345241 is a deficient number, since it is larger than the sum of its proper divisors (410092664759).

516306663345241 is a wasteful number, since it uses less digits than its factorization.

516306663345241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410092664758.

The product of its (nonzero) digits is 27993600, while the sum is 55.

The spelling of 516306663345241 in words is "five hundred sixteen trillion, three hundred six billion, six hundred sixty-three million, three hundred forty-five thousand, two hundred forty-one".