5550255558 has 24 divisors (see below), whose sum is σ = 12160675800. Its totient is φ = 1829297184.

The previous prime is 5550255541. The next prime is 5550255577. The reversal of 5550255558 is 8555520555.

It is a super-3 number, since 3×5550255558³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1730688 + ... + 1733891.

It is an arithmetic number, because the mean of its divisors is an integer number (506694825).

Almost surely, 2^5550255558 is an apocalyptic number.

5550255558 is an abundant number, since it is smaller than the sum of its proper divisors (6610420242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5550255558 is a wasteful number, since it uses less digits than its factorization.

5550255558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3464676 (or 3464673 counting only the distinct ones).

The product of its (nonzero) digits is 1250000, while the sum is 45.

The square root of 5550255558 is about 74500.0373020041. The cubic root of 5550255558 is about 1770.5342273272.

The spelling of 5550255558 in words is "five billion, five hundred fifty million, two hundred fifty-five thousand, five hundred fifty-eight".