516054266111 has 4 divisors (see below), whose sum is σ = 516133095672. Its totient is φ = 515975436552.

The previous prime is 516054266087. The next prime is 516054266113. The reversal of 516054266111 is 111662450615.

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 516054266111 - 2¹⁴ = 516054249727 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 (516054266113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39404960 + ... + 39418053.

It is an arithmetic number, because the mean of its divisors is an integer number (129033273918).

Almost surely, 2^516054266111 is an apocalyptic number.

516054266111 is a deficient number, since it is larger than the sum of its proper divisors (78829561).

516054266111 is an equidigital number, since it uses as much as digits as its factorization.

516054266111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78829560.

The product of its (nonzero) digits is 43200, while the sum is 38.

The spelling of 516054266111 in words is "five hundred sixteen billion, fifty-four million, two hundred sixty-six thousand, one hundred eleven".