43145632158 has 16 divisors (see below), whose sum is σ = 86381822736. Its totient is φ = 14366784320.

The previous prime is 43145632157. The next prime is 43145632163. The reversal of 43145632158 is 85123654134.

43145632158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43145632157) 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, 3767073 + ... + 3778508.

It is an arithmetic number, because the mean of its divisors is an integer number (5398863921).

Almost surely, 2^43145632158 is an apocalyptic number.

43145632158 is an abundant number, since it is smaller than the sum of its proper divisors (43236190578).

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

43145632158 is a wasteful number, since it uses less digits than its factorization.

43145632158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7546539.

The product of its digits is 345600, while the sum is 42.

The spelling of 43145632158 in words is "forty-three billion, one hundred forty-five million, six hundred thirty-two thousand, one hundred fifty-eight".