43132791688 has 16 divisors (see below), whose sum is σ = 92427410880. Its totient is φ = 18485482128.

The previous prime is 43132791679. The next prime is 43132791791. The reversal of 43132791688 is 88619723134.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385114156 + ... + 385114267.

It is an arithmetic number, because the mean of its divisors is an integer number (5776713180).

Almost surely, 2^43132791688 is an apocalyptic number.

It is an amenable number.

43132791688 is an abundant number, since it is smaller than the sum of its proper divisors (49294619192).

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

43132791688 is a wasteful number, since it uses less digits than its factorization.

43132791688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770228436 (or 770228432 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The spelling of 43132791688 in words is "forty-three billion, one hundred thirty-two million, seven hundred ninety-one thousand, six hundred eighty-eight".