2769911993 has 2 divisors, whose sum is σ = 2769911994. Its totient is φ = 2769911992.

The previous prime is 2769911957. The next prime is 2769912007. The reversal of 2769911993 is 3991199672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2098739344 + 671172649 = 45812^2 + 25907^2 .

It is a cyclic number.

It is not a de Polignac number, because 2769911993 - 2⁶ = 2769911929 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2769911953) 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, 1384955996 + 1384955997.

It is an arithmetic number, because the mean of its divisors is an integer number (1384955997).

Almost surely, 2^2769911993 is an apocalyptic number.

It is an amenable number.

2769911993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2769911993 is an equidigital number, since it uses as much as digits as its factorization.

2769911993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1653372, while the sum is 56.

The square root of 2769911993 is about 52629.9533820808. The cubic root of 2769911993 is about 1404.3930024905.

The spelling of 2769911993 in words is "two billion, seven hundred sixty-nine million, nine hundred eleven thousand, nine hundred ninety-three".