6138531330049 has 8 divisors (see below), whose sum is σ = 6339144430080. Its totient is φ = 5938080477600.

The previous prime is 6138531330007. The next prime is 6138531330067. The reversal of 6138531330049 is 9400331358316.

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-6138531330049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6138531329990 and 6138531330008.

It is not an unprimeable number, because it can be changed into a prime (6138531300049) 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, 40484989 + ... + 40636330.

It is an arithmetic number, because the mean of its divisors is an integer number (792393053760).

Almost surely, 2^{6138531330049} is an apocalyptic number.

It is an amenable number.

6138531330049 is a deficient number, since it is larger than the sum of its proper divisors (200613100031).

6138531330049 is a wasteful number, since it uses less digits than its factorization.

6138531330049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81123791.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 6138531330049 in words is "six trillion, one hundred thirty-eight billion, five hundred thirty-one million, three hundred thirty thousand, forty-nine".