5051811828 has 48 divisors (see below), whose sum is σ = 13784798720. Its totient is φ = 1409806944.

The previous prime is 5051811823. The next prime is 5051811829. The reversal of 5051811828 is 8281181505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5051811823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695698 + ... + 702921.

Almost surely, 2^5051811828 is an apocalyptic number.

It is an amenable number.

5051811828 is an abundant number, since it is smaller than the sum of its proper divisors (8732986892).

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

5051811828 is a wasteful number, since it uses less digits than its factorization.

5051811828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398676 (or 1398674 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 39.

The square root of 5051811828 is about 71076.0988518644. The cubic root of 5051811828 is about 1715.8621269790.

The spelling of 5051811828 in words is "five billion, fifty-one million, eight hundred eleven thousand, eight hundred twenty-eight".