5550555555 has 48 divisors (see below), whose sum is σ = 9905095200. Its totient is φ = 2873263104.

The previous prime is 5550555553. The next prime is 5550555581. The reversal of 5550555555 is 5555550555.

5550555555 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5550555555 - 2¹ = 5550555553 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

5550555555 is a modest number, since divided by 55555 gives 55505 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 5550555555.

It is not an unprimeable number, because it can be changed into a prime (5550555553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 717096 + ... + 724794.

It is an arithmetic number, because the mean of its divisors is an integer number (206356150).

Almost surely, 2^5550555555 is an apocalyptic number.

5550555555 is a deficient number, since it is larger than the sum of its proper divisors (4354539645).

5550555555 is a wasteful number, since it uses less digits than its factorization.

5550555555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8180 (or 8177 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The square root of 5550555555 is about 74502.0506764747. The cubic root of 5550555555 is about 1770.5661264822.

The spelling of 5550555555 in words is "five billion, five hundred fifty million, five hundred fifty-five thousand, five hundred fifty-five".