43431525142 has 8 divisors (see below), whose sum is σ = 67393746000. Its totient is φ = 20966943144.

The previous prime is 43431525133. The next prime is 43431525143. The reversal of 43431525142 is 24152513434.

43431525142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 43431525098 and 43431525107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43431525143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374409642 + ... + 374409757.

It is an arithmetic number, because the mean of its divisors is an integer number (8424218250).

Almost surely, 2^43431525142 is an apocalyptic number.

43431525142 is a deficient number, since it is larger than the sum of its proper divisors (23962220858).

43431525142 is a wasteful number, since it uses less digits than its factorization.

43431525142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748819430.

The product of its digits is 57600, while the sum is 34.

The spelling of 43431525142 in words is "forty-three billion, four hundred thirty-one million, five hundred twenty-five thousand, one hundred forty-two".