43242421303044 has 30 divisors (see below), whose sum is σ = 113044230999854. Its totient is φ = 14414140434240.

The previous prime is 43242421302947. The next prime is 43242421303139. The reversal of 43242421303044 is 44030312424234.

43242421303044 is a `hidden beast` number, since 4 + 32 + 424 + 2 + 130 + 30 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40491434170944 + 2750987132100 = 6363288^2 + 1658610^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 9 ways as a sum of consecutive naturals, for example, 66732131317 + ... + 66732131964.

Almost surely, 2^{43242421303044} is an apocalyptic number.

It is an amenable number.

43242421303044 is an abundant number, since it is smaller than the sum of its proper divisors (69801809696810).

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

43242421303044 is a wasteful number, since it uses less digits than its factorization.

43242421303044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133464263297 (or 133464263286 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 43242421303044 its reverse (44030312424234), we get a palindrome (87272733727278).

The spelling of 43242421303044 in words is "forty-three trillion, two hundred forty-two billion, four hundred twenty-one million, three hundred three thousand, forty-four".