5821698816 has 108 divisors (see below), whose sum is σ = 17327069760. Its totient is φ = 1877944320.

The previous prime is 5821698793. The next prime is 5821698823. The reversal of 5821698816 is 6188961285.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30670 + ... + 112178.

Almost surely, 2^5821698816 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 5821698816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8663534880).

5821698816 is an abundant number, since it is smaller than the sum of its proper divisors (11505370944).

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

5821698816 is a wasteful number, since it uses less digits than its factorization.

5821698816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81562 (or 81545 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 54.

The square root of 5821698816 is about 76300.0577719309. The cubic root of 5821698816 is about 1798.9395828164.

The spelling of 5821698816 in words is "five billion, eight hundred twenty-one million, six hundred ninety-eight thousand, eight hundred sixteen".