223241453550 has 72 divisors (see below), whose sum is σ = 609941128680. Its totient is φ = 58522046400.

The previous prime is 223241453509. The next prime is 223241453651. The reversal of 223241453550 is 55354142322.

223241453550 is a `hidden beast` number, since 2 + 2 + 32 + 41 + 4 + 535 + 50 = 666.

It is a super-3 number, since 3×223241453550³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4177621 + ... + 4230720.

It is an arithmetic number, because the mean of its divisors is an integer number (8471404565).

Almost surely, 2^223241453550 is an apocalyptic number.

223241453550 is an abundant number, since it is smaller than the sum of its proper divisors (386699675130).

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

223241453550 is a wasteful number, since it uses less digits than its factorization.

223241453550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8408418 (or 8408410 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 223241453550 its reverse (55354142322), we get a palindrome (278595595872).

The spelling of 223241453550 in words is "two hundred twenty-three billion, two hundred forty-one million, four hundred fifty-three thousand, five hundred fifty".