5555505518 has 8 divisors (see below), whose sum is σ = 8359547112. Its totient is φ = 2768989816.

The previous prime is 5555505511. The next prime is 5555505533. The reversal of 5555505518 is 8155055555.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555505511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4380680 + ... + 4381947.

It is an arithmetic number, because the mean of its divisors is an integer number (1044943389).

Almost surely, 2^5555505518 is an apocalyptic number.

5555505518 is a deficient number, since it is larger than the sum of its proper divisors (2804041594).

5555505518 is a wasteful number, since it uses less digits than its factorization.

5555505518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8762946.

The product of its (nonzero) digits is 625000, while the sum is 44.

The square root of 5555505518 is about 74535.2635871102. The cubic root of 5555505518 is about 1771.0922980047.

The spelling of 5555505518 in words is "five billion, five hundred fifty-five million, five hundred five thousand, five hundred eighteen".