539912666297 has 4 divisors (see below), whose sum is σ = 553081267956. Its totient is φ = 526744064640.

The previous prime is 539912666291. The next prime is 539912666329. The reversal of 539912666297 is 792666219935.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80755998976 + 459156667321 = 284176^2 + 677611^2 .

It is a cyclic number.

It is not a de Polignac number, because 539912666297 - 2¹⁸ = 539912404153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539912666291) 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, 6584300768 + ... + 6584300849.

It is an arithmetic number, because the mean of its divisors is an integer number (138270316989).

Almost surely, 2^539912666297 is an apocalyptic number.

It is an amenable number.

539912666297 is a deficient number, since it is larger than the sum of its proper divisors (13168601659).

539912666297 is a wasteful number, since it uses less digits than its factorization.

539912666297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13168601658.

The product of its digits is 66134880, while the sum is 65.

The spelling of 539912666297 in words is "five hundred thirty-nine billion, nine hundred twelve million, six hundred sixty-six thousand, two hundred ninety-seven".