223065621568 has 28 divisors (see below), whose sum is σ = 465942994960. Its totient is φ = 105662662272.

The previous prime is 223065621563. The next prime is 223065621593. The reversal of 223065621568 is 865126560322.

It is not an unprimeable number, because it can be changed into a prime (223065621563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91719846 + ... + 91722277.

Almost surely, 2^223065621568 is an apocalyptic number.

It is an amenable number.

223065621568 is an abundant number, since it is smaller than the sum of its proper divisors (242877373392).

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

223065621568 is a wasteful number, since it uses less digits than its factorization.

223065621568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183442154 (or 183442144 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 223065621568 in words is "two hundred twenty-three billion, sixty-five million, six hundred twenty-one thousand, five hundred sixty-eight".