223655216012 has 48 divisors (see below), whose sum is σ = 408024812160. Its totient is φ = 107138234112.

The previous prime is 223655215991. The next prime is 223655216017. The reversal of 223655216012 is 210612556322.

It is not an unprimeable number, because it can be changed into a prime (223655216017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14069933 + ... + 14085819.

It is an arithmetic number, because the mean of its divisors is an integer number (8500516920).

Almost surely, 2^223655216012 is an apocalyptic number.

It is an amenable number.

223655216012 is a deficient number, since it is larger than the sum of its proper divisors (184369596148).

223655216012 is a wasteful number, since it uses less digits than its factorization.

223655216012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16850 (or 16848 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 223655216012 in words is "two hundred twenty-three billion, six hundred fifty-five million, two hundred sixteen thousand, twelve".