4643078118 has 64 divisors (see below), whose sum is σ = 10994780160. Its totient is φ = 1278974592.

The previous prime is 4643078081. The next prime is 4643078137. The reversal of 4643078118 is 8118703464.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 4643078118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 968355 + ... + 973137.

It is an arithmetic number, because the mean of its divisors is an integer number (171793440).

Almost surely, 2^4643078118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4643078118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5497390080).

4643078118 is an abundant number, since it is smaller than the sum of its proper divisors (6351702042).

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

4643078118 is a wasteful number, since it uses less digits than its factorization.

4643078118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5621.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 4643078118 is about 68140.1358818721. The cubic root of 4643078118 is about 1668.2789251418.

The spelling of 4643078118 in words is "four billion, six hundred forty-three million, seventy-eight thousand, one hundred eighteen".