6443226630 has 48 divisors (see below), whose sum is σ = 16794679824. Its totient is φ = 1713856320.

The previous prime is 6443226619. The next prime is 6443226631. The reversal of 6443226630 is 366223446.

6443226630 is a `hidden beast` number, since 644 + 3 + 2 + 2 + 6 + 6 + 3 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6443226631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54436 + ... + 125895.

It is an arithmetic number, because the mean of its divisors is an integer number (349889163).

Almost surely, 2^6443226630 is an apocalyptic number.

6443226630 is an abundant number, since it is smaller than the sum of its proper divisors (10351453194).

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

6443226630 is a wasteful number, since it uses less digits than its factorization.

6443226630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180741 (or 180738 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 6443226630 is about 80269.7117847074. The cubic root of 6443226630 is about 1860.8061628553.

The spelling of 6443226630 in words is "six billion, four hundred forty-three million, two hundred twenty-six thousand, six hundred thirty".