6239068734821 has 8 divisors (see below), whose sum is σ = 6764091041400. Its totient is φ = 5720488420032.

The previous prime is 6239068734809. The next prime is 6239068734827. The reversal of 6239068734821 is 1284378609326.

It can be written as a sum of positive squares in 4 ways, for example, as 3710149921 + 6235358584900 = 60911^2 + 2497070^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6239068734821 - 2¹⁰ = 6239068733797 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 (6239068734827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1610495930 + ... + 1610499803.

It is an arithmetic number, because the mean of its divisors is an integer number (845511380175).

Almost surely, 2^{6239068734821} is an apocalyptic number.

It is an amenable number.

6239068734821 is a deficient number, since it is larger than the sum of its proper divisors (525022306579).

6239068734821 is a wasteful number, since it uses less digits than its factorization.

6239068734821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220995895.

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 6239068734821 in words is "six trillion, two hundred thirty-nine billion, sixty-eight million, seven hundred thirty-four thousand, eight hundred twenty-one".