223454213424 has 60 divisors (see below), whose sum is σ = 673466176656. Its totient is φ = 68755142016.

The previous prime is 223454213401. The next prime is 223454213441. The reversal of 223454213424 is 424312454322.

223454213424 is a `hidden beast` number, since 223 + 4 + 5 + 4 + 2 + 1 + 3 + 424 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59681412 + ... + 59685155.

Almost surely, 2^223454213424 is an apocalyptic number.

223454213424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

223454213424 is an abundant number, since it is smaller than the sum of its proper divisors (450011963232).

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

223454213424 is a wasteful number, since it uses less digits than its factorization.

223454213424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119366594 (or 119366585 counting only the distinct ones).

The product of its digits is 184320, while the sum is 36.

Adding to 223454213424 its reverse (424312454322), we get a palindrome (647766667746).

The spelling of 223454213424 in words is "two hundred twenty-three billion, four hundred fifty-four million, two hundred thirteen thousand, four hundred twenty-four".