43424376044 has 144 divisors (see below), whose sum is σ = 96372864000. Its totient is φ = 17005645440.

The previous prime is 43424376001. The next prime is 43424376049. The reversal of 43424376044 is 44067342434.

It is a junction number, because it is equal to n+sod(n) for n = 43424375992 and 43424376010.

It is not an unprimeable number, because it can be changed into a prime (43424376049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58760627 + ... + 58761365.

It is an arithmetic number, because the mean of its divisors is an integer number (669256000).

Almost surely, 2^43424376044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43424376044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48186432000).

43424376044 is an abundant number, since it is smaller than the sum of its proper divisors (52948487956).

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

43424376044 is a wasteful number, since it uses less digits than its factorization.

43424376044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316 (or 1307 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 41.

The spelling of 43424376044 in words is "forty-three billion, four hundred twenty-four million, three hundred seventy-six thousand, forty-four".