223553361035656 has 8 divisors (see below), whose sum is σ = 419162551941870. Its totient is φ = 111776680517824.

The previous prime is 223553361035647. The next prime is 223553361035699. The reversal of 223553361035656 is 656530163355322.

It can be written as a sum of positive squares in only one way, i.e., 118075736782756 + 105477624252900 = 10866266^2 + 10270230^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×223553361035656² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223553361035597 and 223553361035606.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13972085064721 + ... + 13972085064736.

Almost surely, 2^{223553361035656} is an apocalyptic number.

It is an amenable number.

223553361035656 is a deficient number, since it is larger than the sum of its proper divisors (195609190906214).

223553361035656 is a wasteful number, since it uses less digits than its factorization.

223553361035656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27944170129463 (or 27944170129459 counting only the distinct ones).

The product of its (nonzero) digits is 43740000, while the sum is 55.

The spelling of 223553361035656 in words is "two hundred twenty-three trillion, five hundred fifty-three billion, three hundred sixty-one million, thirty-five thousand, six hundred fifty-six".