223450216441 has 4 divisors (see below), whose sum is σ = 223451170432. Its totient is φ = 223449262452.

The previous prime is 223450216417. The next prime is 223450216499. The reversal of 223450216441 is 144612054322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223450216441 is a prime.

It is a super-4 number, since 4×223450216441⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223450216397 and 223450216406.

It is not an unprimeable number, because it can be changed into a prime (223450216741) 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, 142756 + ... + 683578.

It is an arithmetic number, because the mean of its divisors is an integer number (55862792608).

Almost surely, 2^223450216441 is an apocalyptic number.

It is an amenable number.

223450216441 is a deficient number, since it is larger than the sum of its proper divisors (953991).

223450216441 is an equidigital number, since it uses as much as digits as its factorization.

223450216441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953990.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 223450216441 in words is "two hundred twenty-three billion, four hundred fifty million, two hundred sixteen thousand, four hundred forty-one".