432443421220 has 24 divisors (see below), whose sum is σ = 908359011000. Its totient is φ = 172933972992.

The previous prime is 432443421209. The next prime is 432443421257. The reversal of 432443421220 is 22124344234.

It can be written as a sum of positive squares in 4 ways, for example, as 12186835236 + 420256585984 = 110394^2 + 648272^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2630445 + ... + 2790004.

It is an arithmetic number, because the mean of its divisors is an integer number (37848292125).

Almost surely, 2^432443421220 is an apocalyptic number.

It is an amenable number.

432443421220 is an abundant number, since it is smaller than the sum of its proper divisors (475915589780).

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

432443421220 is a wasteful number, since it uses less digits than its factorization.

432443421220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5424447 (or 5424445 counting only the distinct ones).

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

Adding to 432443421220 its reverse (22124344234), we get a palindrome (454567765454).

The spelling of 432443421220 in words is "four hundred thirty-two billion, four hundred forty-three million, four hundred twenty-one thousand, two hundred twenty".