6221613160 has 128 divisors (see below), whose sum is σ = 16827678720. Its totient is φ = 2024047872.

The previous prime is 6221613149. The next prime is 6221613179. The reversal of 6221613160 is 613161226.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 814077 + ... + 821683.

It is an arithmetic number, because the mean of its divisors is an integer number (131466240).

Almost surely, 2^6221613160 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 6221613160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8413839360).

6221613160 is an abundant number, since it is smaller than the sum of its proper divisors (10606065560).

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

6221613160 is a wasteful number, since it uses less digits than its factorization.

6221613160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7775 (or 7771 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6221613160 is about 78877.2030437185. The cubic root of 6221613160 is about 1839.2227695641. Note that the first 3 decimals are identical.

Adding to 6221613160 its reverse (613161226), we get a palindrome (6834774386).

The spelling of 6221613160 in words is "six billion, two hundred twenty-one million, six hundred thirteen thousand, one hundred sixty".