43224729696 has 144 divisors (see below), whose sum is σ = 126005063184. Its totient is φ = 14047875072.

The previous prime is 43224729637. The next prime is 43224729731. The reversal of 43224729696 is 69692742234.

43224729696 is a `hidden beast` number, since 43 + 224 + 7 + 296 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

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, 7638100 + ... + 7643756.

It is an arithmetic number, because the mean of its divisors is an integer number (875035161).

Almost surely, 2^43224729696 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 43224729696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63002531592).

43224729696 is an abundant number, since it is smaller than the sum of its proper divisors (82780333488).

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

43224729696 is a wasteful number, since it uses less digits than its factorization.

43224729696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333 (or 6322 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

The spelling of 43224729696 in words is "forty-three billion, two hundred twenty-four million, seven hundred twenty-nine thousand, six hundred ninety-six".