4223644502256 has 120 divisors (see below), whose sum is σ = 11991900656736. Its totient is φ = 1387464099840.

The previous prime is 4223644502173. The next prime is 4223644502351. The reversal of 4223644502256 is 6522054463224.

4223644502256 is a `hidden beast` number, since 4 + 22 + 36 + 44 + 502 + 2 + 56 = 666.

4223644502256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24379716 + ... + 24552348.

Almost surely, 2^{4223644502256} 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 4223644502256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5995950328368).

4223644502256 is an abundant number, since it is smaller than the sum of its proper divisors (7768256154480).

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

4223644502256 is a wasteful number, since it uses less digits than its factorization.

4223644502256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175111 (or 175102 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

The spelling of 4223644502256 in words is "four trillion, two hundred twenty-three billion, six hundred forty-four million, five hundred two thousand, two hundred fifty-six".