2555031555 has 24 divisors (see below), whose sum is σ = 4661813520. Its totient is φ = 1290962880.

The previous prime is 2555031539. The next prime is 2555031581. The reversal of 2555031555 is 5551305552.

2555031555 is a `hidden beast` number, since 2 + 55 + 50 + 3 + 1 + 555 = 666.

It is not a de Polignac number, because 2555031555 - 2⁴ = 2555031539 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1493316 + ... + 1495025.

It is an arithmetic number, because the mean of its divisors is an integer number (194242230).

Almost surely, 2^2555031555 is an apocalyptic number.

2555031555 is a deficient number, since it is larger than the sum of its proper divisors (2106781965).

2555031555 is a wasteful number, since it uses less digits than its factorization.

2555031555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988371 (or 2988368 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 36.

The square root of 2555031555 is about 50547.3199586289. The cubic root of 2555031555 is about 1367.0951923760.

The spelling of 2555031555 in words is "two billion, five hundred fifty-five million, thirty-one thousand, five hundred fifty-five".