6218443056 has 160 divisors (see below), whose sum is σ = 19511608320. Its totient is φ = 1671742464.

The previous prime is 6218443037. The next prime is 6218443057. The reversal of 6218443056 is 6503448126.

It is a super-3 number, since 3×6218443056³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6218443057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1648885 + ... + 1652651.

It is an arithmetic number, because the mean of its divisors is an integer number (121947552).

Almost surely, 2^6218443056 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 6218443056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9755804160).

6218443056 is an abundant number, since it is smaller than the sum of its proper divisors (13293165264).

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

6218443056 is a wasteful number, since it uses less digits than its factorization.

6218443056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836 (or 3796 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 6218443056 is about 78857.1052981277. The cubic root of 6218443056 is about 1838.9103362306.

The spelling of 6218443056 in words is "six billion, two hundred eighteen million, four hundred forty-three thousand, fifty-six".