43071640234 has 48 divisors (see below), whose sum is σ = 76497542208. Its totient is φ = 18131275008.

The previous prime is 43071640229. The next prime is 43071640247. The reversal of 43071640234 is 43204617034.

It is a self number, because there is not a number n which added to its sum of digits gives 43071640234.

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, 2308507 + ... + 2327089.

It is an arithmetic number, because the mean of its divisors is an integer number (1593698796).

Almost surely, 2^43071640234 is an apocalyptic number.

43071640234 is a deficient number, since it is larger than the sum of its proper divisors (33425901974).

43071640234 is a wasteful number, since it uses less digits than its factorization.

43071640234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19019 (or 19012 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The spelling of 43071640234 in words is "forty-three billion, seventy-one million, six hundred forty thousand, two hundred thirty-four".