6224553664 has 112 divisors (see below), whose sum is σ = 15044732928. Its totient is φ = 2497195008.

The previous prime is 6224553659. The next prime is 6224553721. The reversal of 6224553664 is 4663554226.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 6224553664.

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 15 ways as a sum of consecutive naturals, for example, 477862 + ... + 490714.

Almost surely, 2^6224553664 is an apocalyptic number.

6224553664 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6224553664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7522366464).

6224553664 is an abundant number, since it is smaller than the sum of its proper divisors (8820179264).

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

6224553664 is a wasteful number, since it uses less digits than its factorization.

6224553664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12942 (or 12932 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 43.

The square root of 6224553664 is about 78895.8406001229. The cubic root of 6224553664 is about 1839.5124795352.

The spelling of 6224553664 in words is "six billion, two hundred twenty-four million, five hundred fifty-three thousand, six hundred sixty-four".