43124544416 has 144 divisors (see below), whose sum is σ = 96390907200. Its totient is φ = 18903075840.

The previous prime is 43124544403. The next prime is 43124544431. The reversal of 43124544416 is 61444542134.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 43124544416.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13437020 + ... + 13440228.

It is an arithmetic number, because the mean of its divisors is an integer number (669381300).

Almost surely, 2^43124544416 is an apocalyptic number.

43124544416 is a gapful number since it is divisible by the number (46) 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 43124544416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48195453600).

43124544416 is an abundant number, since it is smaller than the sum of its proper divisors (53266362784).

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

43124544416 is a wasteful number, since it uses less digits than its factorization.

43124544416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323 (or 3284 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The spelling of 43124544416 in words is "forty-three billion, one hundred twenty-four million, five hundred forty-four thousand, four hundred sixteen".