6822746813 has 2 divisors, whose sum is σ = 6822746814. Its totient is φ = 6822746812.

The previous prime is 6822746807. The next prime is 6822746899. The reversal of 6822746813 is 3186472286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5326372324 + 1496374489 = 72982^2 + 38683^2 .

It is a cyclic number.

It is not a de Polignac number, because 6822746813 - 2⁴ = 6822746797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6822776813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3411373406 + 3411373407.

It is an arithmetic number, because the mean of its divisors is an integer number (3411373407).

Almost surely, 2^6822746813 is an apocalyptic number.

It is an amenable number.

6822746813 is a deficient number, since it is larger than the sum of its proper divisors (1).

6822746813 is an equidigital number, since it uses as much as digits as its factorization.

6822746813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The square root of 6822746813 is about 82599.9201755062. The cubic root of 6822746813 is about 1896.6466069078.

The spelling of 6822746813 in words is "six billion, eight hundred twenty-two million, seven hundred forty-six thousand, eight hundred thirteen".