5106891328 has 112 divisors (see below), whose sum is σ = 12893040000. Its totient is φ = 1989603840.

The previous prime is 5106891311. The next prime is 5106891331. The reversal of 5106891328 is 8231986015.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230898 + ... + 252046.

Almost surely, 2^5106891328 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 5106891328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6446520000).

5106891328 is an abundant number, since it is smaller than the sum of its proper divisors (7786148672).

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

5106891328 is a wasteful number, since it uses less digits than its factorization.

5106891328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21193 (or 21169 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 5106891328 is about 71462.5169441995. The cubic root of 5106891328 is about 1722.0755689841.

The spelling of 5106891328 in words is "five billion, one hundred six million, eight hundred ninety-one thousand, three hundred twenty-eight".