223423622016 has 64 divisors (see below), whose sum is σ = 678250289280. Its totient is φ = 63835319808.

The previous prime is 223423621963. The next prime is 223423622077. The reversal of 223423622016 is 610226324322.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×223423622016² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41556766 + ... + 41562141.

It is an arithmetic number, because the mean of its divisors is an integer number (10597660770).

Almost surely, 2^223423622016 is an apocalyptic number.

It is an amenable number.

223423622016 is an abundant number, since it is smaller than the sum of its proper divisors (454826667264).

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

223423622016 is an equidigital number, since it uses as much as digits as its factorization.

223423622016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83118931 (or 83118919 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 223423622016 its reverse (610226324322), we get a palindrome (833649946338).

The spelling of 223423622016 in words is "two hundred twenty-three billion, four hundred twenty-three million, six hundred twenty-two thousand, sixteen".