5518339990 has 16 divisors (see below), whose sum is σ = 10095849360. Its totient is φ = 2171149920.

The previous prime is 5518339979. The next prime is 5518339999. The reversal of 5518339990 is 999338155.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5518339999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4522620 + ... + 4523839.

It is an arithmetic number, because the mean of its divisors is an integer number (630990585).

Almost surely, 2^5518339990 is an apocalyptic number.

5518339990 is a deficient number, since it is larger than the sum of its proper divisors (4577509370).

5518339990 is a wasteful number, since it uses less digits than its factorization.

5518339990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9046527.

The product of its (nonzero) digits is 1312200, while the sum is 52.

The square root of 5518339990 is about 74285.5301522443. The cubic root of 5518339990 is about 1767.1340076465.

The spelling of 5518339990 in words is "five billion, five hundred eighteen million, three hundred thirty-nine thousand, nine hundred ninety".