2555158331 has 12 divisors (see below), whose sum is σ = 2809815456. Its totient is φ = 2321835120.

The previous prime is 2555158313. The next prime is 2555158391. The reversal of 2555158331 is 1338515552.

It is a happy number.

It is not a de Polignac number, because 2555158331 - 2⁶ = 2555158267 is a prime.

It is a super-2 number, since 2×2555158331² = 13057668192957411122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2555158391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442046 + ... + 447788.

It is an arithmetic number, because the mean of its divisors is an integer number (234151288).

Almost surely, 2^2555158331 is an apocalyptic number.

2555158331 is a deficient number, since it is larger than the sum of its proper divisors (254657125).

2555158331 is a wasteful number, since it uses less digits than its factorization.

2555158331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9442 (or 9431 counting only the distinct ones).

The product of its digits is 90000, while the sum is 38.

The square root of 2555158331 is about 50548.5739759293. The cubic root of 2555158331 is about 1367.1178029243.

The spelling of 2555158331 in words is "two billion, five hundred fifty-five million, one hundred fifty-eight thousand, three hundred thirty-one".