43423734736 has 20 divisors (see below), whose sum is σ = 85559479200. Its totient is φ = 21343869152.

The previous prime is 43423734733. The next prime is 43423734839. The reversal of 43423734736 is 63743732434.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43423734733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22998916 + ... + 23000803.

It is an arithmetic number, because the mean of its divisors is an integer number (4277973960).

Almost surely, 2^43423734736 is an apocalyptic number.

It is an amenable number.

43423734736 is a deficient number, since it is larger than the sum of its proper divisors (42135744464).

43423734736 is a wasteful number, since it uses less digits than its factorization.

43423734736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45999786 (or 45999780 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 46.

The spelling of 43423734736 in words is "forty-three billion, four hundred twenty-three million, seven hundred thirty-four thousand, seven hundred thirty-six".