223225574450 has 54 divisors (see below), whose sum is σ = 419728395429. Its totient is φ = 88326728640.

The previous prime is 223225574449. The next prime is 223225574459. The reversal of 223225574450 is 54475522322.

It can be written as a sum of positive squares in 14 ways, for example, as 85577896369 + 137647678081 = 292537^2 + 371009^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334085.

It is a super-3 number, since 3×223225574450³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223225574398 and 223225574407.

It is not an unprimeable number, because it can be changed into a prime (223225574459) 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, 364152344 + ... + 364152956.

Almost surely, 2^223225574450 is an apocalyptic number.

223225574450 is a deficient number, since it is larger than the sum of its proper divisors (196502820979).

223225574450 is an frugal number, since it uses more digits than its factorization.

223225574450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 41.

The spelling of 223225574450 in words is "two hundred twenty-three billion, two hundred twenty-five million, five hundred seventy-four thousand, four hundred fifty".