4430443200421 has 32 divisors (see below), whose sum is σ = 5156452224000. Its totient is φ = 3728272084992.

The previous prime is 4430443200413. The next prime is 4430443200479. The reversal of 4430443200421 is 1240023440344.

It is not a de Polignac number, because 4430443200421 - 2³ = 4430443200413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430443200401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205778785 + ... + 205800313.

It is an arithmetic number, because the mean of its divisors is an integer number (161139132000).

Almost surely, 2^{4430443200421} is an apocalyptic number.

It is an amenable number.

4430443200421 is a deficient number, since it is larger than the sum of its proper divisors (726009023579).

4430443200421 is a wasteful number, since it uses less digits than its factorization.

4430443200421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23701.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 4430443200421 its reverse (1240023440344), we get a palindrome (5670466640765).

The spelling of 4430443200421 in words is "four trillion, four hundred thirty billion, four hundred forty-three million, two hundred thousand, four hundred twenty-one".