6793697268221 has 4 divisors (see below), whose sum is σ = 6794182165344. Its totient is φ = 6793212371100.

The previous prime is 6793697268191. The next prime is 6793697268233. The reversal of 6793697268221 is 1228627963976.

6793697268221 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6793697268221 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 (6793697268251) 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, 242427545 + ... + 242455566.

It is an arithmetic number, because the mean of its divisors is an integer number (1698545541336).

Almost surely, 2^{6793697268221} is an apocalyptic number.

It is an amenable number.

6793697268221 is a deficient number, since it is larger than the sum of its proper divisors (484897123).

6793697268221 is a wasteful number, since it uses less digits than its factorization.

6793697268221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484897122.

The product of its digits is 164602368, while the sum is 68.

The spelling of 6793697268221 in words is "six trillion, seven hundred ninety-three billion, six hundred ninety-seven million, two hundred sixty-eight thousand, two hundred twenty-one".