516345064043 has 2 divisors, whose sum is σ = 516345064044. Its totient is φ = 516345064042.

The previous prime is 516345064033. The next prime is 516345064073. The reversal of 516345064043 is 340460543615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516345064043 - 2⁶ = 516345063979 is a prime.

It is a super-2 number, since 2×516345064043² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (516345064013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258172532021 + 258172532022.

It is an arithmetic number, because the mean of its divisors is an integer number (258172532022).

Almost surely, 2^516345064043 is an apocalyptic number.

516345064043 is a deficient number, since it is larger than the sum of its proper divisors (1).

516345064043 is an equidigital number, since it uses as much as digits as its factorization.

516345064043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 516345064043 in words is "five hundred sixteen billion, three hundred forty-five million, sixty-four thousand, forty-three".