5321499644160 has 864 divisors, whose sum is σ = 22190715106560. Its totient is φ = 1150185111552.

The previous prime is 5321499644023. The next prime is 5321499644173. The reversal of 5321499644160 is 614469941235.

5321499644160 is a `hidden beast` number, since 5 + 3 + 214 + 9 + 9 + 6 + 4 + 416 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5321499644097 and 5321499644106.

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 95 ways as a sum of consecutive naturals, for example, 908567952 + ... + 908573808.

It is an arithmetic number, because the mean of its divisors is an integer number (25683698040).

Almost surely, 2^{5321499644160} 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 5321499644160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11095357553280).

5321499644160 is an abundant number, since it is smaller than the sum of its proper divisors (16869215462400).

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

5321499644160 is a wasteful number, since it uses less digits than its factorization.

5321499644160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6503 (or 6486 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 5321499644160 in words is "five trillion, three hundred twenty-one billion, four hundred ninety-nine million, six hundred forty-four thousand, one hundred sixty".