223883537858 has 18 divisors (see below), whose sum is σ = 356759889003. Its totient is φ = 105351605760.

The previous prime is 223883537851. The next prime is 223883537887. The reversal of 223883537858 is 858735388322.

223883537858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 217694096929 + 6189440929 = 466577^2 + 78673^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334577.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223883537858.

It is not an unprimeable number, because it can be changed into a prime (223883537851) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 11365778 + ... + 11385458.

Almost surely, 2^223883537858 is an apocalyptic number.

223883537858 is a deficient number, since it is larger than the sum of its proper divisors (132876351145).

223883537858 is an frugal number, since it uses more digits than its factorization.

223883537858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39398 (or 19700 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 62.

The spelling of 223883537858 in words is "two hundred twenty-three billion, eight hundred eighty-three million, five hundred thirty-seven thousand, eight hundred fifty-eight".