2555551233 has 24 divisors (see below), whose sum is σ = 3746416128. Its totient is φ = 1678447872.

The previous prime is 2555551199. The next prime is 2555551259. The reversal of 2555551233 is 3321555552.

2555551233 is a `hidden beast` number, since 25 + 55 + 551 + 2 + 33 = 666.

It is not a de Polignac number, because 2555551233 - 2⁶ = 2555551169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555551133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188116 + ... + 201242.

It is an arithmetic number, because the mean of its divisors is an integer number (156100672).

Almost surely, 2^2555551233 is an apocalyptic number.

It is an amenable number.

2555551233 is a deficient number, since it is larger than the sum of its proper divisors (1190864895).

2555551233 is a wasteful number, since it uses less digits than its factorization.

2555551233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13453 (or 13450 counting only the distinct ones).

The product of its digits is 112500, while the sum is 36.

The square root of 2555551233 is about 50552.4602071947. The cubic root of 2555551233 is about 1367.1878723969.

The spelling of 2555551233 in words is "two billion, five hundred fifty-five million, five hundred fifty-one thousand, two hundred thirty-three".