5039742133969 has 3 divisors (see below), whose sum is σ = 5039744378907. Its totient is φ = 5039739889032.

The previous prime is 5039742133957. The next prime is 5039742134023. The reversal of 5039742133969 is 9693312479305.

The square root of 5039742133969 is 2244937.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3016838979025 + 2022903154944 = 1736905^2 + 1422288^2 .

It is not a de Polignac number, because 5039742133969 - 2⁷ = 5039742133841 is a prime.

It is a super-2 number, since 2×5039742133969² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5039742133949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1122469 + ... + 3367405.

It is an arithmetic number, because the mean of its divisors is an integer number (1679914792969).

Almost surely, 2^{5039742133969} is an apocalyptic number.

5039742133969 is the 2244937-th square number.

5039742133969 is the 1122469-th centered octagonal number.

It is an amenable number.

5039742133969 is a deficient number, since it is larger than the sum of its proper divisors (2244938).

5039742133969 is an frugal number, since it uses more digits than its factorization.

5039742133969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489874 (or 2244937 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 61.

The spelling of 5039742133969 in words is "five trillion, thirty-nine billion, seven hundred forty-two million, one hundred thirty-three thousand, nine hundred sixty-nine".