4839482218221 has 36 divisors (see below), whose sum is σ = 8146678164924. Its totient is φ = 2760306595200.

The previous prime is 4839482218213. The next prime is 4839482218229. The reversal of 4839482218221 is 1228122849384.

4839482218221 is a `hidden beast` number, since 4 + 8 + 394 + 8 + 2 + 21 + 8 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (4839482218213) and next prime (4839482218229).

It can be written as a sum of positive squares in 2 ways, for example, as 808181222121 + 4031300996100 = 898989^2 + 2007810^2 .

It is not a de Polignac number, because 4839482218221 - 2³ = 4839482218213 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4839482218229) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9903640 + ... + 10380801.

Almost surely, 2^{4839482218221} is an apocalyptic number.

It is an amenable number.

4839482218221 is a deficient number, since it is larger than the sum of its proper divisors (3307195946703).

4839482218221 is a wasteful number, since it uses less digits than its factorization.

4839482218221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20285002 (or 20284992 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 54.

The spelling of 4839482218221 in words is "four trillion, eight hundred thirty-nine billion, four hundred eighty-two million, two hundred eighteen thousand, two hundred twenty-one".