5521551255 has 72 divisors (see below), whose sum is σ = 10804562496. Its totient is φ = 2604666240.

The previous prime is 5521551253. The next prime is 5521551257.

5521551255 is a `hidden beast` number, since 5 + 52 + 1 + 551 + 2 + 55 = 666.

5521551255 is nontrivially palindromic in base 10.

5521551255 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5521551253) and next prime (5521551257).

It is not a de Polignac number, because 5521551255 - 2¹ = 5521551253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5521551253) 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 71 ways as a sum of consecutive naturals, for example, 187762 + ... + 215168.

It is an arithmetic number, because the mean of its divisors is an integer number (150063368).

Almost surely, 2^5521551255 is an apocalyptic number.

5521551255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5521551255 is a deficient number, since it is larger than the sum of its proper divisors (5283011241).

5521551255 is a wasteful number, since it uses less digits than its factorization.

5521551255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27477 (or 27463 counting only the distinct ones).

The product of its digits is 62500, while the sum is 36.

The square root of 5521551255 is about 74307.1413459030. The cubic root of 5521551255 is about 1767.4767215301.

The spelling of 5521551255 in words is "five billion, five hundred twenty-one million, five hundred fifty-one thousand, two hundred fifty-five".