43115442344 has 32 divisors (see below), whose sum is σ = 87745566720. Its totient is φ = 19742740416.

The previous prime is 43115442343. The next prime is 43115442431. The reversal of 43115442344 is 44324451134.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (43115442343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618964 + ... + 1645379.

It is an arithmetic number, because the mean of its divisors is an integer number (2742048960).

Almost surely, 2^43115442344 is an apocalyptic number.

It is an amenable number.

43115442344 is an abundant number, since it is smaller than the sum of its proper divisors (44630124376).

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

43115442344 is a wasteful number, since it uses less digits than its factorization.

43115442344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264489 (or 3264485 counting only the distinct ones).

The product of its digits is 92160, while the sum is 35.

Adding to 43115442344 its reverse (44324451134), we get a palindrome (87439893478).

The spelling of 43115442344 in words is "forty-three billion, one hundred fifteen million, four hundred forty-two thousand, three hundred forty-four".