4918185216 has 360 divisors, whose sum is σ = 17316637184. Its totient is φ = 1358622720.

The previous prime is 4918185199. The next prime is 4918185253. The reversal of 4918185216 is 6125818194.

It is a happy number.

4918185216 is a `hidden beast` number, since 49 + 1 + 81 + 8 + 521 + 6 = 666.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4499166 + ... + 4500258.

Almost surely, 2^4918185216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4918185216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8658318592).

4918185216 is an abundant number, since it is smaller than the sum of its proper divisors (12398451968).

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

4918185216 is a wasteful number, since it uses less digits than its factorization.

4918185216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1159 (or 1136 counting only the distinct ones).

The product of its digits is 138240, while the sum is 45.

The square root of 4918185216 is about 70129.7741048693. The cubic root of 4918185216 is about 1700.5978538520.

The spelling of 4918185216 in words is "four billion, nine hundred eighteen million, one hundred eighty-five thousand, two hundred sixteen".