5245973165239 has 4 divisors (see below), whose sum is σ = 5474058955056. Its totient is φ = 5017887375424.

The previous prime is 5245973165231. The next prime is 5245973165263. The reversal of 5245973165239 is 9325613795425.

It is a happy number.

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 5245973165239 - 2³ = 5245973165231 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 (5245973165231) 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, 114042894874 + ... + 114042894919.

It is an arithmetic number, because the mean of its divisors is an integer number (1368514738764).

Almost surely, 2^{5245973165239} is an apocalyptic number.

5245973165239 is a deficient number, since it is larger than the sum of its proper divisors (228085789817).

5245973165239 is a wasteful number, since it uses less digits than its factorization.

5245973165239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228085789816.

The product of its digits is 61236000, while the sum is 61.

The spelling of 5245973165239 in words is "five trillion, two hundred forty-five billion, nine hundred seventy-three million, one hundred sixty-five thousand, two hundred thirty-nine".