5329891820 has 48 divisors (see below), whose sum is σ = 12253586688. Its totient is φ = 1931271360.

The previous prime is 5329891793. The next prime is 5329891843. The reversal of 5329891820 is 281989235.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19457 + ... + 105063.

It is an arithmetic number, because the mean of its divisors is an integer number (255283056).

Almost surely, 2^5329891820 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 5329891820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6126793344).

5329891820 is an abundant number, since it is smaller than the sum of its proper divisors (6923694868).

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

5329891820 is a wasteful number, since it uses less digits than its factorization.

5329891820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85910 (or 85908 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 5329891820 is about 73006.1081006240. The cubic root of 5329891820 is about 1746.7850437579.

The spelling of 5329891820 in words is "five billion, three hundred twenty-nine million, eight hundred ninety-one thousand, eight hundred twenty".