6713221711 has 4 divisors (see below), whose sum is σ = 7672253392. Its totient is φ = 5754190032.

The previous prime is 6713221679. The next prime is 6713221717. The reversal of 6713221711 is 1171223176.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6713221711 - 2⁵ = 6713221679 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 (6713221717) 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, 479515830 + ... + 479515843.

It is an arithmetic number, because the mean of its divisors is an integer number (1918063348).

Almost surely, 2^6713221711 is an apocalyptic number.

6713221711 is a deficient number, since it is larger than the sum of its proper divisors (959031681).

6713221711 is an equidigital number, since it uses as much as digits as its factorization.

6713221711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959031680.

The product of its digits is 3528, while the sum is 31.

The square root of 6713221711 is about 81934.2523673708. The cubic root of 6713221711 is about 1886.4428966703.

Adding to 6713221711 its reverse (1171223176), we get a palindrome (7884444887).

The spelling of 6713221711 in words is "six billion, seven hundred thirteen million, two hundred twenty-one thousand, seven hundred eleven".