2055695779 has 2 divisors, whose sum is σ = 2055695780. Its totient is φ = 2055695778.

The previous prime is 2055695753. The next prime is 2055695783. The reversal of 2055695779 is 9775965502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2055695779 - 2⁷ = 2055695651 is a prime.

It is not a weakly prime, because it can be changed into another prime (2055695749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027847889 + 1027847890.

It is an arithmetic number, because the mean of its divisors is an integer number (1027847890).

Almost surely, 2^2055695779 is an apocalyptic number.

2055695779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2055695779 is an equidigital number, since it uses as much as digits as its factorization.

2055695779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5953500, while the sum is 55.

The square root of 2055695779 is about 45339.7814176469. The cubic root of 2055695779 is about 1271.5095157687.

The spelling of 2055695779 in words is "two billion, fifty-five million, six hundred ninety-five thousand, seven hundred seventy-nine".