43132241646 has 96 divisors (see below), whose sum is σ = 102084458112. Its totient is φ = 13081965120.

The previous prime is 43132241629. The next prime is 43132241653. The reversal of 43132241646 is 64614223134.

43132241646 is a `hidden beast` number, since 4 + 3 + 1 + 3 + 2 + 2 + 4 + 1 + 646 = 666.

43132241646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43132241646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9533941 + ... + 9538463.

It is an arithmetic number, because the mean of its divisors is an integer number (1063379772).

Almost surely, 2^43132241646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43132241646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51042229056).

43132241646 is an abundant number, since it is smaller than the sum of its proper divisors (58952216466).

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

43132241646 is a wasteful number, since it uses less digits than its factorization.

43132241646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5118 (or 5115 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The spelling of 43132241646 in words is "forty-three billion, one hundred thirty-two million, two hundred forty-one thousand, six hundred forty-six".