43420242323412 has 36 divisors (see below), whose sum is σ = 109907695826656. Its totient is φ = 14453505689040.

The previous prime is 43420242323389. The next prime is 43420242323413. The reversal of 43420242323412 is 21432324202434.

43420242323412 is a `hidden beast` number, since 4 + 3 + 4 + 2 + 0 + 2 + 4 + 232 + 3 + 412 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43420242323413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 829490914 + ... + 829543257.

Almost surely, 2^{43420242323412} is an apocalyptic number.

It is an amenable number.

43420242323412 is an abundant number, since it is smaller than the sum of its proper divisors (66487453503244).

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

43420242323412 is a wasteful number, since it uses less digits than its factorization.

43420242323412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659034908 (or 1659034903 counting only the distinct ones).

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

Adding to 43420242323412 its reverse (21432324202434), we get a palindrome (64852566525846).

The spelling of 43420242323412 in words is "forty-three trillion, four hundred twenty billion, two hundred forty-two million, three hundred twenty-three thousand, four hundred twelve".