6771138413 has 16 divisors (see below), whose sum is σ = 7347196416. Its totient is φ = 6203088000.

The previous prime is 6771138401. The next prime is 6771138419. The reversal of 6771138413 is 3148311776.

6771138413 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 6771138413 - 2¹⁰ = 6771137389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6771138419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628345 + ... + 1632497.

It is an arithmetic number, because the mean of its divisors is an integer number (459199776).

Almost surely, 2^6771138413 is an apocalyptic number.

It is an amenable number.

6771138413 is a deficient number, since it is larger than the sum of its proper divisors (576058003).

6771138413 is a wasteful number, since it uses less digits than its factorization.

6771138413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5084.

The product of its digits is 84672, while the sum is 41.

The square root of 6771138413 is about 82286.9273517975. The cubic root of 6771138413 is about 1891.8523139977.

The spelling of 6771138413 in words is "six billion, seven hundred seventy-one million, one hundred thirty-eight thousand, four hundred thirteen".