516341364389 has 2 divisors, whose sum is σ = 516341364390. Its totient is φ = 516341364388.

The previous prime is 516341364349. The next prime is 516341364421. The reversal of 516341364389 is 983463143615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 355046756164 + 161294608225 = 595858^2 + 401615^2 .

It is a cyclic number.

It is not a de Polignac number, because 516341364389 - 2¹⁶ = 516341298853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516341364389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516341364349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258170682194 + 258170682195.

It is an arithmetic number, because the mean of its divisors is an integer number (258170682195).

Almost surely, 2^516341364389 is an apocalyptic number.

It is an amenable number.

516341364389 is a deficient number, since it is larger than the sum of its proper divisors (1).

516341364389 is an equidigital number, since it uses as much as digits as its factorization.

516341364389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 53.

The spelling of 516341364389 in words is "five hundred sixteen billion, three hundred forty-one million, three hundred sixty-four thousand, three hundred eighty-nine".