4043421204132 has 24 divisors (see below), whose sum is σ = 9435355667136. Its totient is φ = 1347706183648.

The previous prime is 4043421204131. The next prime is 4043421204133. The reversal of 4043421204132 is 2314021243404.

It is an interprime number because it is at equal distance from previous prime (4043421204131) and next prime (4043421204133).

It is a self number, because there is not a number n which added to its sum of digits gives 4043421204132.

It is not an unprimeable number, because it can be changed into a prime (4043421204131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12443463 + ... + 12764270.

It is an arithmetic number, because the mean of its divisors is an integer number (393139819464).

Almost surely, 2^{4043421204132} is an apocalyptic number.

It is an amenable number.

4043421204132 is an abundant number, since it is smaller than the sum of its proper divisors (5391934463004).

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

4043421204132 is a wasteful number, since it uses less digits than its factorization.

4043421204132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25221107 (or 25221105 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 4043421204132 its reverse (2314021243404), we get a palindrome (6357442447536).

The spelling of 4043421204132 in words is "four trillion, forty-three billion, four hundred twenty-one million, two hundred four thousand, one hundred thirty-two".