4813913268 has 90 divisors (see below), whose sum is σ = 12935026566. Its totient is φ = 1561125312.

The previous prime is 4813913189. The next prime is 4813913287. The reversal of 4813913268 is 8623193184.

4813913268 is a `hidden beast` number, since 481 + 39 + 132 + 6 + 8 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2798621604 + 2015291664 = 52902^2 + 44892^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 438130 + ... + 448982.

Almost surely, 2^4813913268 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 4813913268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6467513283).

4813913268 is an abundant number, since it is smaller than the sum of its proper divisors (8121113298).

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

4813913268 is a wasteful number, since it uses less digits than its factorization.

4813913268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10943 (or 10895 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4813913268 is about 69382.3700085259. The cubic root of 4813913268 is about 1688.4936062535.

The spelling of 4813913268 in words is "four billion, eight hundred thirteen million, nine hundred thirteen thousand, two hundred sixty-eight".