2555885573 has 2 divisors, whose sum is σ = 2555885574. Its totient is φ = 2555885572.

The previous prime is 2555885539. The next prime is 2555885609. The reversal of 2555885573 is 3755885552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2008653124 + 547232449 = 44818^2 + 23393^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555885573 - 2⁶ = 2555885509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555885503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277942786 + 1277942787.

It is an arithmetic number, because the mean of its divisors is an integer number (1277942787).

Almost surely, 2^2555885573 is an apocalyptic number.

It is an amenable number.

2555885573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555885573 is an equidigital number, since it uses as much as digits as its factorization.

2555885573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400000, while the sum is 53.

The square root of 2555885573 is about 50555.7669608523. The cubic root of 2555885573 is about 1367.2474923665.

The spelling of 2555885573 in words is "two billion, five hundred fifty-five million, eight hundred eighty-five thousand, five hundred seventy-three".