5116091820 has 192 divisors, whose sum is σ = 16956850176. Its totient is φ = 1127842560.

The previous prime is 5116091767. The next prime is 5116091821. The reversal of 5116091820 is 281906115.

It is not an unprimeable number, because it can be changed into a prime (5116091821) 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 63 ways as a sum of consecutive naturals, for example, 5767417 + ... + 5768303.

It is an arithmetic number, because the mean of its divisors is an integer number (88316928).

Almost surely, 2^5116091820 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 5116091820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8478425088).

5116091820 is an abundant number, since it is smaller than the sum of its proper divisors (11840758356).

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

5116091820 is a wasteful number, since it uses less digits than its factorization.

5116091820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380 (or 1378 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The square root of 5116091820 is about 71526.8608286425. The cubic root of 5116091820 is about 1723.1091029719.

Adding to 5116091820 its reverse (281906115), we get a palindrome (5397997935).

The spelling of 5116091820 in words is "five billion, one hundred sixteen million, ninety-one thousand, eight hundred twenty".