5518250249 has 8 divisors (see below), whose sum is σ = 5568681120. Its totient is φ = 5467847616.

The previous prime is 5518250219. The next prime is 5518250273. The reversal of 5518250249 is 9420528155.

5518250249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5518250249 - 2²⁸ = 5249814793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5518250209) 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, 736082 + ... + 743540.

It is an arithmetic number, because the mean of its divisors is an integer number (696085140).

Almost surely, 2^5518250249 is an apocalyptic number.

It is an amenable number.

5518250249 is a deficient number, since it is larger than the sum of its proper divisors (50430871).

5518250249 is a wasteful number, since it uses less digits than its factorization.

5518250249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14119.

The product of its (nonzero) digits is 144000, while the sum is 41.

The square root of 5518250249 is about 74284.9261223298. The cubic root of 5518250249 is about 1767.1244283628.

The spelling of 5518250249 in words is "five billion, five hundred eighteen million, two hundred fifty thousand, two hundred forty-nine".