43242231412 has 24 divisors (see below), whose sum is σ = 78437255400. Its totient is φ = 20834518656.

The previous prime is 43242231401. The next prime is 43242231433. The reversal of 43242231412 is 21413224234.

It can be written as a sum of positive squares in 4 ways, for example, as 21693165796 + 21549065616 = 147286^2 + 146796^2 .

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, 307143 + ... + 425230.

It is an arithmetic number, because the mean of its divisors is an integer number (3268218975).

Almost surely, 2^43242231412 is an apocalyptic number.

It is an amenable number.

43242231412 is a deficient number, since it is larger than the sum of its proper divisors (35195023988).

43242231412 is a wasteful number, since it uses less digits than its factorization.

43242231412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732915 (or 732913 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

Adding to 43242231412 its reverse (21413224234), we get a palindrome (64655455646).

The spelling of 43242231412 in words is "forty-three billion, two hundred forty-two million, two hundred thirty-one thousand, four hundred twelve".