223065242450 has 54 divisors (see below), whose sum is σ = 440855163021. Its totient is φ = 83956129280.

The previous prime is 223065242443. The next prime is 223065242453. The reversal of 223065242450 is 54242560322.

It can be written as a sum of positive squares in 14 ways, for example, as 13219710529 + 209845531921 = 114977^2 + 458089^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333965.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223065242450.

It is not an unprimeable number, because it can be changed into a prime (223065242453) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 56772086 + ... + 56776014.

Almost surely, 2^223065242450 is an apocalyptic number.

223065242450 is a deficient number, since it is larger than the sum of its proper divisors (217789920571).

223065242450 is an frugal number, since it uses more digits than its factorization.

223065242450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904 (or 3953 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 223065242450 in words is "two hundred twenty-three billion, sixty-five million, two hundred forty-two thousand, four hundred fifty".