4332144503421 has 96 divisors (see below), whose sum is σ = 7793665274880. Its totient is φ = 2329302120192.

The previous prime is 4332144503399. The next prime is 4332144503503. The reversal of 4332144503421 is 1243054412334.

4332144503421 is a `hidden beast` number, since 4 + 3 + 3 + 2 + 144 + 503 + 4 + 2 + 1 = 666.

It is not a de Polignac number, because 4332144503421 - 2⁹ = 4332144502909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4332144503521) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 294235966 + ... + 294250688.

It is an arithmetic number, because the mean of its divisors is an integer number (81184013280).

Almost surely, 2^{4332144503421} is an apocalyptic number.

It is an amenable number.

4332144503421 is a deficient number, since it is larger than the sum of its proper divisors (3461520771459).

4332144503421 is a wasteful number, since it uses less digits than its factorization.

4332144503421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20160 (or 20137 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 4332144503421 its reverse (1243054412334), we get a palindrome (5575198915755).

The spelling of 4332144503421 in words is "four trillion, three hundred thirty-two billion, one hundred forty-four million, five hundred three thousand, four hundred twenty-one".