43040034240212 has 24 divisors (see below), whose sum is σ = 75405443615040. Its totient is φ = 21495623909760.

The previous prime is 43040034240131. The next prime is 43040034240233. The reversal of 43040034240212 is 21204243004034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84334028 + ... + 84842844.

It is an arithmetic number, because the mean of its divisors is an integer number (3141893483960).

Almost surely, 2^{43040034240212} is an apocalyptic number.

It is an amenable number.

43040034240212 is a deficient number, since it is larger than the sum of its proper divisors (32365409374828).

43040034240212 is a wasteful number, since it uses less digits than its factorization.

43040034240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532751 (or 532749 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 43040034240212 its reverse (21204243004034), we get a palindrome (64244277244246).

The spelling of 43040034240212 in words is "forty-three trillion, forty billion, thirty-four million, two hundred forty thousand, two hundred twelve".