223557252337044 has 18 divisors (see below), whose sum is σ = 565103054518730. Its totient is φ = 74519084112336.

The previous prime is 223557252337021. The next prime is 223557252337057. The reversal of 223557252337044 is 440733252755322.

223557252337044 is a `hidden beast` number, since 2 + 2 + 3 + 5 + 5 + 7 + 2 + 523 + 3 + 70 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 223219735491600 + 337516845444 = 14940540^2 + 580962^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3104961837979 + ... + 3104961838050.

Almost surely, 2^{223557252337044} is an apocalyptic number.

It is an amenable number.

223557252337044 is an abundant number, since it is smaller than the sum of its proper divisors (341545802181686).

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

223557252337044 is a wasteful number, since it uses less digits than its factorization.

223557252337044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209923676039 (or 6209923676034 counting only the distinct ones).

The product of its (nonzero) digits is 42336000, while the sum is 54.

The spelling of 223557252337044 in words is "two hundred twenty-three trillion, five hundred fifty-seven billion, two hundred fifty-two million, three hundred thirty-seven thousand, forty-four".