5111788338 has 96 divisors (see below), whose sum is σ = 12110192640. Its totient is φ = 1613656080.

The previous prime is 5111788333. The next prime is 5111788351. The reversal of 5111788338 is 8338871115.

It is a super-2 number, since 2×5111788338² = 52260760025025604488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5111788293 and 5111788302.

It is not an unprimeable number, because it can be changed into a prime (5111788333) 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 47 ways as a sum of consecutive naturals, for example, 704493 + ... + 711711.

It is an arithmetic number, because the mean of its divisors is an integer number (126147840).

Almost surely, 2^5111788338 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5111788338, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6055096320).

5111788338 is an abundant number, since it is smaller than the sum of its proper divisors (6998404302).

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

5111788338 is a wasteful number, since it uses less digits than its factorization.

5111788338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7314 (or 7302 counting only the distinct ones).

The product of its digits is 161280, while the sum is 45.

The square root of 5111788338 is about 71496.7715215170. The cubic root of 5111788338 is about 1722.6258272328.

The spelling of 5111788338 in words is "five billion, one hundred eleven million, seven hundred eighty-eight thousand, three hundred thirty-eight".