223230554455 has 16 divisors (see below), whose sum is σ = 273703388544. Its totient is φ = 174703495680.

The previous prime is 223230554441. The next prime is 223230554467. The reversal of 223230554455 is 554455032322.

It is not a de Polignac number, because 223230554455 - 2⁹ = 223230553943 is a prime.

It is a super-3 number, since 3×223230554455³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288049 + ... + 727621.

It is an arithmetic number, because the mean of its divisors is an integer number (17106461784).

Almost surely, 2^223230554455 is an apocalyptic number.

223230554455 is a deficient number, since it is larger than the sum of its proper divisors (50472834089).

223230554455 is a wasteful number, since it uses less digits than its factorization.

223230554455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441786.

The product of its (nonzero) digits is 720000, while the sum is 40.

Adding to 223230554455 its reverse (554455032322), we get a palindrome (777685586777).

The spelling of 223230554455 in words is "two hundred twenty-three billion, two hundred thirty million, five hundred fifty-four thousand, four hundred fifty-five".