539912666329 has 2 divisors, whose sum is σ = 539912666330. Its totient is φ = 539912666328.

The previous prime is 539912666291. The next prime is 539912666351. The reversal of 539912666329 is 923666219935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393189194304 + 146723472025 = 627048^2 + 383045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-539912666329 is a prime.

It is not a weakly prime, because it can be changed into another prime (539912666129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269956333164 + 269956333165.

It is an arithmetic number, because the mean of its divisors is an integer number (269956333165).

Almost surely, 2^539912666329 is an apocalyptic number.

It is an amenable number.

539912666329 is a deficient number, since it is larger than the sum of its proper divisors (1).

539912666329 is an equidigital number, since it uses as much as digits as its factorization.

539912666329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28343520, while the sum is 61.

The spelling of 539912666329 in words is "five hundred thirty-nine billion, nine hundred twelve million, six hundred sixty-six thousand, three hundred twenty-nine".