43441164004 has 48 divisors (see below), whose sum is σ = 89234006400. Its totient is φ = 18116937216.

The previous prime is 43441163921. The next prime is 43441164037. The reversal of 43441164004 is 40046114434.

43441164004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256812 + ... + 390940.

It is an arithmetic number, because the mean of its divisors is an integer number (1859041800).

Almost surely, 2^43441164004 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 43441164004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44617003200).

43441164004 is an abundant number, since it is smaller than the sum of its proper divisors (45792842396).

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

43441164004 is a wasteful number, since it uses less digits than its factorization.

43441164004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134452 (or 134450 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 43441164004 its reverse (40046114434), we get a palindrome (83487278438).

The spelling of 43441164004 in words is "forty-three billion, four hundred forty-one million, one hundred sixty-four thousand, four".