4941643218 has 16 divisors (see below), whose sum is σ = 9884153856. Its totient is φ = 1647069840.

The previous prime is 4941643207. The next prime is 4941643237. The reversal of 4941643218 is 8123461494.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4941643218.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55983 + ... + 114093.

It is an arithmetic number, because the mean of its divisors is an integer number (617759616).

Almost surely, 2^4941643218 is an apocalyptic number.

4941643218 is an abundant number, since it is smaller than the sum of its proper divisors (4942510638).

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

4941643218 is a wasteful number, since it uses less digits than its factorization.

4941643218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72289.

The product of its digits is 165888, while the sum is 42.

The square root of 4941643218 is about 70296.8222468128. The cubic root of 4941643218 is about 1703.2973164294.

The spelling of 4941643218 in words is "four billion, nine hundred forty-one million, six hundred forty-three thousand, two hundred eighteen".