4000655223 has 12 divisors (see below), whose sum is σ = 5787501720. Its totient is φ = 2663052336.

The previous prime is 4000655221. The next prime is 4000655251. The reversal of 4000655223 is 3225560004.

4000655223 is a `hidden beast` number, since 4 + 0 + 0 + 0 + 655 + 2 + 2 + 3 = 666.

It is not a de Polignac number, because 4000655223 - 2¹ = 4000655221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000655221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331336 + ... + 343197.

It is an arithmetic number, because the mean of its divisors is an integer number (482291810).

Almost surely, 2^4000655223 is an apocalyptic number.

4000655223 is a deficient number, since it is larger than the sum of its proper divisors (1786846497).

4000655223 is a wasteful number, since it uses less digits than its factorization.

4000655223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675198 (or 675195 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 4000655223 is about 63250.7329838951. The cubic root of 4000655223 is about 1587.4877223760.

The spelling of 4000655223 in words is "four billion, six hundred fifty-five thousand, two hundred twenty-three".