432221300434443 has 16 divisors (see below), whose sum is σ = 620625885662720. Its totient is φ = 265982155030944.

The previous prime is 432221300434397. The next prime is 432221300434471. The reversal of 432221300434443 is 344434003122234.

It is a happy number.

It is not a de Polignac number, because 432221300434443 - 2²⁰ = 432221299385867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (432221300439443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72774480 + ... + 78489282.

It is an arithmetic number, because the mean of its divisors is an integer number (38789117853920).

Almost surely, 2^{432221300434443} is an apocalyptic number.

432221300434443 is a deficient number, since it is larger than the sum of its proper divisors (188404585228277).

432221300434443 is a wasteful number, since it uses less digits than its factorization.

432221300434443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7654098.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 432221300434443 its reverse (344434003122234), we get a palindrome (776655303556677).

The spelling of 432221300434443 in words is "four hundred thirty-two trillion, two hundred twenty-one billion, three hundred million, four hundred thirty-four thousand, four hundred forty-three".