4321664596224 has 216 divisors, whose sum is σ = 12940485772032. Its totient is φ = 1438485350400.

The previous prime is 4321664596213. The next prime is 4321664596229. The reversal of 4321664596224 is 4226954661234.

4321664596224 is a `hidden beast` number, since 4 + 3 + 2 + 1 + 6 + 6 + 4 + 5 + 9 + 622 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (4321664596229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43558257 + ... + 43657359.

It is an arithmetic number, because the mean of its divisors is an integer number (59909656352).

Almost surely, 2^{4321664596224} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4321664596224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6470242886016).

4321664596224 is an abundant number, since it is smaller than the sum of its proper divisors (8618821175808).

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

4321664596224 is an frugal number, since it uses more digits than its factorization.

4321664596224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99835 (or 99809 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 54.

The spelling of 4321664596224 in words is "four trillion, three hundred twenty-one billion, six hundred sixty-four million, five hundred ninety-six thousand, two hundred twenty-four".