5839665394 has 4 divisors (see below), whose sum is σ = 8759498094. Its totient is φ = 2919832696.

The previous prime is 5839665389. The next prime is 5839665401. The reversal of 5839665394 is 4935669385.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4935669385 = 5 ⋅987133877.

It can be written as a sum of positive squares in only one way, i.e., 5287180369 + 552485025 = 72713^2 + 23505^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459916347 + ... + 1459916350.

Almost surely, 2^5839665394 is an apocalyptic number.

5839665394 is a deficient number, since it is larger than the sum of its proper divisors (2919832700).

5839665394 is a wasteful number, since it uses less digits than its factorization.

5839665394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919832699.

The product of its digits is 20995200, while the sum is 58.

The square root of 5839665394 is about 76417.7034069986. The cubic root of 5839665394 is about 1800.7882755213.

The spelling of 5839665394 in words is "five billion, eight hundred thirty-nine million, six hundred sixty-five thousand, three hundred ninety-four".