2555706899 has 2 divisors, whose sum is σ = 2555706900. Its totient is φ = 2555706898.

The previous prime is 2555706889. The next prime is 2555706931. The reversal of 2555706899 is 9986075552.

2555706899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2555706899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555706869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277853449 + 1277853450.

It is an arithmetic number, because the mean of its divisors is an integer number (1277853450).

Almost surely, 2^2555706899 is an apocalyptic number.

2555706899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555706899 is an equidigital number, since it uses as much as digits as its factorization.

2555706899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804000, while the sum is 56.

The square root of 2555706899 is about 50553.9998318630. Note that the first 3 decimals coincide. The cubic root of 2555706899 is about 1367.2156316194.

The spelling of 2555706899 in words is "two billion, five hundred fifty-five million, seven hundred six thousand, eight hundred ninety-nine".