5198842519 has 4 divisors (see below), whose sum is σ = 5598753496. Its totient is φ = 4798931544.

The previous prime is 5198842489. The next prime is 5198842541. The reversal of 5198842519 is 9152488915.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9152488915 = 5 ⋅1830497783.

It is a cyclic number.

It is not a de Polignac number, because 5198842519 - 2¹³ = 5198834327 is a prime.

It is a super-2 number, since 2×5198842519² = 54055927074724530722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5198842619) 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, 199955469 + ... + 199955494.

It is an arithmetic number, because the mean of its divisors is an integer number (1399688374).

Almost surely, 2^5198842519 is an apocalyptic number.

5198842519 is a deficient number, since it is larger than the sum of its proper divisors (399910977).

5198842519 is a wasteful number, since it uses less digits than its factorization.

5198842519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399910976.

The product of its digits is 1036800, while the sum is 52.

The square root of 5198842519 is about 72102.9993758928. Note that the first 3 decimals coincide. The cubic root of 5198842519 is about 1732.3496555908.

The spelling of 5198842519 in words is "five billion, one hundred ninety-eight million, eight hundred forty-two thousand, five hundred nineteen".