43424000240 has 40 divisors (see below), whose sum is σ = 101116965600. Its totient is φ = 17342733056.

The previous prime is 43424000233. The next prime is 43424000261. The reversal of 43424000240 is 4200042434.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367715 + ... + 471234.

It is an arithmetic number, because the mean of its divisors is an integer number (2527924140).

Almost surely, 2^43424000240 is an apocalyptic number.

43424000240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43424000240 is an abundant number, since it is smaller than the sum of its proper divisors (57692965360).

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

43424000240 is a wasteful number, since it uses less digits than its factorization.

43424000240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839609 (or 839603 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 43424000240 its reverse (4200042434), we get a palindrome (47624042674).

The spelling of 43424000240 in words is "forty-three billion, four hundred twenty-four million, two hundred forty", and thus it is an aban number.