5821610329920 has 1344 divisors, whose sum is σ = 24934590720000. Its totient is φ = 1134693826560.

The previous prime is 5821610329907. The next prime is 5821610329943. The reversal of 5821610329920 is 299230161285.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a super-2 number, since 2×5821610329920² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 5821610329920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1012627206 + ... + 1012632954.

Almost surely, 2^{5821610329920} 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 5821610329920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12467295360000).

5821610329920 is an abundant number, since it is smaller than the sum of its proper divisors (19112980390080).

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

5821610329920 is a wasteful number, since it uses less digits than its factorization.

5821610329920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5916 (or 5899 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The spelling of 5821610329920 in words is "five trillion, eight hundred twenty-one billion, six hundred ten million, three hundred twenty-nine thousand, nine hundred twenty".