223546630468 has 144 divisors (see below), whose sum is σ = 493963481088. Its totient is φ = 87999912000.

The previous prime is 223546630453. The next prime is 223546630493. The reversal of 223546630468 is 864036645322.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18300883 + ... + 18313093.

It is an arithmetic number, because the mean of its divisors is an integer number (3430301952).

Almost surely, 2^223546630468 is an apocalyptic number.

223546630468 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223546630468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246981740544).

223546630468 is an abundant number, since it is smaller than the sum of its proper divisors (270416850620).

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

223546630468 is a wasteful number, since it uses less digits than its factorization.

223546630468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12414 (or 12405 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 223546630468 in words is "two hundred twenty-three billion, five hundred forty-six million, six hundred thirty thousand, four hundred sixty-eight".