5518775148 has 24 divisors (see below), whose sum is σ = 12911129280. Its totient is φ = 1834736400.

The previous prime is 5518775147. The next prime is 5518775167. The reversal of 5518775148 is 8415778155.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5518775148.

It is not an unprimeable number, because it can be changed into a prime (5518775147) 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 7 ways as a sum of consecutive naturals, for example, 602178 + ... + 611273.

It is an arithmetic number, because the mean of its divisors is an integer number (537963720).

Almost surely, 2^5518775148 is an apocalyptic number.

It is an amenable number.

5518775148 is an abundant number, since it is smaller than the sum of its proper divisors (7392354132).

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

5518775148 is a wasteful number, since it uses less digits than its factorization.

5518775148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213837 (or 1213835 counting only the distinct ones).

The product of its digits is 1568000, while the sum is 51.

The square root of 5518775148 is about 74288.4590498417. The cubic root of 5518775148 is about 1767.1804565357.

The spelling of 5518775148 in words is "five billion, five hundred eighteen million, seven hundred seventy-five thousand, one hundred forty-eight".