43423430000 has 100 divisors (see below), whose sum is σ = 107117405208. Its totient is φ = 17041440000.

The previous prime is 43423429999. The next prime is 43423430023. The reversal of 43423430000 is 3432434.

It is a happy number.

43423430000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 489035 + ... + 570965.

Almost surely, 2^43423430000 is an apocalyptic number.

43423430000 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 43423430000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53558702604).

43423430000 is an abundant number, since it is smaller than the sum of its proper divisors (63693975208).

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

43423430000 is an equidigital number, since it uses as much as digits as its factorization.

43423430000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82012 (or 81991 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 43423430000 its reverse (3432434), we get a palindrome (43426862434).

The spelling of 43423430000 in words is "forty-three billion, four hundred twenty-three million, four hundred thirty thousand".