5138681199 has 8 divisors (see below), whose sum is σ = 6928559280. Its totient is φ = 3387295296.

The previous prime is 5138681123. The next prime is 5138681209. The reversal of 5138681199 is 9911868315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5138681199 - 2¹⁶ = 5138615663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5138681699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9622732 + ... + 9623265.

It is an arithmetic number, because the mean of its divisors is an integer number (866069910).

Almost surely, 2^5138681199 is an apocalyptic number.

5138681199 is a deficient number, since it is larger than the sum of its proper divisors (1789878081).

5138681199 is a wasteful number, since it uses less digits than its factorization.

5138681199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19246089.

The product of its digits is 466560, while the sum is 51.

The square root of 5138681199 is about 71684.5952698346. The cubic root of 5138681199 is about 1725.6414276652.

The spelling of 5138681199 in words is "five billion, one hundred thirty-eight million, six hundred eighty-one thousand, one hundred ninety-nine".