4423023343232 has 64 divisors (see below), whose sum is σ = 9493545062400. Its totient is φ = 2040481926144.

The previous prime is 4423023343163. The next prime is 4423023343241. The reversal of 4423023343232 is 2323433203244.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 4423023343192 and 4423023343201.

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, 3132113 + ... + 4319279.

It is an arithmetic number, because the mean of its divisors is an integer number (148336641600).

Almost surely, 2^{4423023343232} 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 4423023343232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4746772531200).

4423023343232 is an abundant number, since it is smaller than the sum of its proper divisors (5070521719168).

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

4423023343232 is a wasteful number, since it uses less digits than its factorization.

4423023343232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189433 (or 1189421 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 35.

Adding to 4423023343232 its reverse (2323433203244), we get a palindrome (6746456546476).

The spelling of 4423023343232 in words is "four trillion, four hundred twenty-three billion, twenty-three million, three hundred forty-three thousand, two hundred thirty-two".