5123043136 has 56 divisors (see below), whose sum is σ = 10561458176. Its totient is φ = 2462952960.

The previous prime is 5123043097. The next prime is 5123043151. The reversal of 5123043136 is 6313403215.

It is a congruent number.

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, 303265 + ... + 319711.

Almost surely, 2^5123043136 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 5123043136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5280729088).

5123043136 is an abundant number, since it is smaller than the sum of its proper divisors (5438415040).

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

5123043136 is a wasteful number, since it uses less digits than its factorization.

5123043136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16647 (or 16637 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 5123043136 is about 71575.4366804702. The cubic root of 5123043136 is about 1723.8891551123.

The spelling of 5123043136 in words is "five billion, one hundred twenty-three million, forty-three thousand, one hundred thirty-six".