5518550052 has 36 divisors (see below), whose sum is σ = 13952137836. Its totient is φ = 1839191040.

The previous prime is 5518550029. The next prime is 5518550069. The reversal of 5518550052 is 2500558155.

5518550052 is a `hidden beast` number, since 5 + 51 + 8 + 550 + 0 + 52 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4082443236 + 1436106816 = 63894^2 + 37896^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5518549989 and 5518550016.

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, 279052 + ... + 298172.

Almost surely, 2^5518550052 is an apocalyptic number.

It is an amenable number.

5518550052 is an abundant number, since it is smaller than the sum of its proper divisors (8433587784).

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

5518550052 is a wasteful number, since it uses less digits than its factorization.

5518550052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27148 (or 27143 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The square root of 5518550052 is about 74286.9440211401. The cubic root of 5518550052 is about 1767.1564300293.

The spelling of 5518550052 in words is "five billion, five hundred eighteen million, five hundred fifty thousand, fifty-two".