4440121302232 has 64 divisors (see below), whose sum is σ = 10385748172800. Its totient is φ = 1728876752640.

The previous prime is 4440121302229. The next prime is 4440121302241. The reversal of 4440121302232 is 2322031210444.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 4440121302232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142757 + ... + 3191572.

It is an arithmetic number, because the mean of its divisors is an integer number (162277315200).

Almost surely, 2^{4440121302232} is an apocalyptic number.

It is an amenable number.

4440121302232 is an abundant number, since it is smaller than the sum of its proper divisors (5945626870568).

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

4440121302232 is a wasteful number, since it uses less digits than its factorization.

4440121302232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336016 (or 4336012 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4440121302232 its reverse (2322031210444), we get a palindrome (6762152512676).

The spelling of 4440121302232 in words is "four trillion, four hundred forty billion, one hundred twenty-one million, three hundred two thousand, two hundred thirty-two".