43040105412 has 48 divisors (see below), whose sum is σ = 103091123520. Its totient is φ = 13968235008.

The previous prime is 43040105401. The next prime is 43040105417. The reversal of 43040105412 is 21450104034.

It is not an unprimeable number, because it can be changed into a prime (43040105417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28264 + ... + 294752.

It is an arithmetic number, because the mean of its divisors is an integer number (2147731740).

Almost surely, 2^43040105412 is an apocalyptic number.

It is an amenable number.

43040105412 is an abundant number, since it is smaller than the sum of its proper divisors (60051018108).

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

43040105412 is a wasteful number, since it uses less digits than its factorization.

43040105412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266852 (or 266850 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 43040105412 its reverse (21450104034), we get a palindrome (64490209446).

The spelling of 43040105412 in words is "forty-three billion, forty million, one hundred five thousand, four hundred twelve".