223856726355 has 32 divisors (see below), whose sum is σ = 407674048320. Its totient is φ = 116478293760.

The previous prime is 223856726329. The next prime is 223856726363. The reversal of 223856726355 is 553627658322.

223856726355 is a `hidden beast` number, since 2 + 2 + 3 + 8 + 567 + 26 + 3 + 55 = 666.

223856726355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223856726355 - 2⁸ = 223856726099 is a prime.

It is a super-2 number, since 2×223856726355² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20216392 + ... + 20227461.

It is an arithmetic number, because the mean of its divisors is an integer number (12739814010).

Almost surely, 2^223856726355 is an apocalyptic number.

223856726355 is a deficient number, since it is larger than the sum of its proper divisors (183817321965).

223856726355 is a wasteful number, since it uses less digits than its factorization.

223856726355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40443908 (or 40443902 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 54.

The spelling of 223856726355 in words is "two hundred twenty-three billion, eight hundred fifty-six million, seven hundred twenty-six thousand, three hundred fifty-five".