5199999999989 has 8 divisors (see below), whose sum is σ = 5218579215360. Its totient is φ = 5181426443536.

The previous prime is 5199999999967. The next prime is 5200000000007. The reversal of 5199999999989 is 9899999999915.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5199999999989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5199999999892 and 5199999999901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5199999999959) 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, 430652 + ... + 3253530.

It is an arithmetic number, because the mean of its divisors is an integer number (652322401920).

Almost surely, 2^{5199999999989} is an apocalyptic number.

It is an amenable number.

5199999999989 is a deficient number, since it is larger than the sum of its proper divisors (18579215371).

5199999999989 is a wasteful number, since it uses less digits than its factorization.

5199999999989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829459.

The product of its digits is 139471376040, while the sum is 104.

The spelling of 5199999999989 in words is "five trillion, one hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred eighty-nine".