43421142000 has 640 divisors, whose sum is σ = 151978844160. Its totient is φ = 10644480000.

The previous prime is 43421141993. The next prime is 43421142001. The reversal of 43421142000 is 24112434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43421142001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 487877956 + ... + 487878044.

It is an arithmetic number, because the mean of its divisors is an integer number (237466944).

Almost surely, 2^43421142000 is an apocalyptic number.

43421142000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43421142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75989422080).

43421142000 is an abundant number, since it is smaller than the sum of its proper divisors (108557702160).

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

43421142000 is a wasteful number, since it uses less digits than its factorization.

43421142000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 43421142000 its reverse (24112434), we get a palindrome (43445254434).

The spelling of 43421142000 in words is "forty-three billion, four hundred twenty-one million, one hundred forty-two thousand".