2555665583 has 2 divisors, whose sum is σ = 2555665584. Its totient is φ = 2555665582.

The previous prime is 2555665529. The next prime is 2555665597. The reversal of 2555665583 is 3855665552.

2555665583 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2555665583 - 2¹⁴ = 2555649199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2554665583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277832791 + 1277832792.

It is an arithmetic number, because the mean of its divisors is an integer number (1277832792).

Almost surely, 2^2555665583 is an apocalyptic number.

2555665583 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555665583 is an equidigital number, since it uses as much as digits as its factorization.

2555665583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400000, while the sum is 50.

The square root of 2555665583 is about 50553.5911978566. The cubic root of 2555665583 is about 1367.2082640316.

The spelling of 2555665583 in words is "two billion, five hundred fifty-five million, six hundred sixty-five thousand, five hundred eighty-three".