6711620693 has 2 divisors, whose sum is σ = 6711620694. Its totient is φ = 6711620692.

The previous prime is 6711620659. The next prime is 6711620701. The reversal of 6711620693 is 3960261176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6429313489 + 282307204 = 80183^2 + 16802^2 .

It is a cyclic number.

It is not a de Polignac number, because 6711620693 - 2⁸ = 6711620437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6711620693.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6711620653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3355810346 + 3355810347.

It is an arithmetic number, because the mean of its divisors is an integer number (3355810347).

Almost surely, 2^6711620693 is an apocalyptic number.

It is an amenable number.

6711620693 is a deficient number, since it is larger than the sum of its proper divisors (1).

6711620693 is an equidigital number, since it uses as much as digits as its factorization.

6711620693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 6711620693 is about 81924.4816462088. The cubic root of 6711620693 is about 1886.2929205341.

The spelling of 6711620693 in words is "six billion, seven hundred eleven million, six hundred twenty thousand, six hundred ninety-three".