2055718559 has 2 divisors, whose sum is σ = 2055718560. Its totient is φ = 2055718558.

The previous prime is 2055718543. The next prime is 2055718601. The reversal of 2055718559 is 9558175502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2055718559 - 2⁴ = 2055718543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2055718859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1027859279 + 1027859280.

It is an arithmetic number, because the mean of its divisors is an integer number (1027859280).

Almost surely, 2^2055718559 is an apocalyptic number.

2055718559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2055718559 is an equidigital number, since it uses as much as digits as its factorization.

2055718559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630000, while the sum is 47.

The square root of 2055718559 is about 45340.0326312190. The cubic root of 2055718559 is about 1271.5142124559.

The spelling of 2055718559 in words is "two billion, fifty-five million, seven hundred eighteen thousand, five hundred fifty-nine".