4406256656 has 40 divisors (see below), whose sum is σ = 9045441144. Its totient is φ = 2072125440.

The previous prime is 4406256649. The next prime is 4406256667. The reversal of 4406256656 is 6566526044.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1294848256 + 3111408400 = 35984^2 + 55780^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472196 + ... + 481436.

Almost surely, 2^4406256656 is an apocalyptic number.

It is an amenable number.

4406256656 is an abundant number, since it is smaller than the sum of its proper divisors (4639184488).

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

4406256656 is a wasteful number, since it uses less digits than its factorization.

4406256656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11019 (or 11013 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The square root of 4406256656 is about 66379.6403726323. The cubic root of 4406256656 is about 1639.4188720336.

The spelling of 4406256656 in words is "four billion, four hundred six million, two hundred fifty-six thousand, six hundred fifty-six".