43421434124 has 24 divisors (see below), whose sum is σ = 76170300528. Its totient is φ = 21658553280.

The previous prime is 43421434117. The next prime is 43421434139. The reversal of 43421434124 is 42143412434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164222 + ... + 3177914.

It is an arithmetic number, because the mean of its divisors is an integer number (3173762522).

Almost surely, 2^43421434124 is an apocalyptic number.

It is an amenable number.

43421434124 is a deficient number, since it is larger than the sum of its proper divisors (32748866404).

43421434124 is a wasteful number, since it uses less digits than its factorization.

43421434124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15545 (or 15543 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

Adding to 43421434124 its reverse (42143412434), we get a palindrome (85564846558).

The spelling of 43421434124 in words is "forty-three billion, four hundred twenty-one million, four hundred thirty-four thousand, one hundred twenty-four".