43123242433023 has 8 divisors (see below), whose sum is σ = 63886285086000. Its totient is φ = 28748828288664.

The previous prime is 43123242432971. The next prime is 43123242433049. The reversal of 43123242433023 is 32033424232134.

43123242433023 is a `hidden beast` number, since 4 + 3 + 1 + 2 + 324 + 24 + 3 + 302 + 3 = 666.

It is not a de Polignac number, because 43123242433023 - 2²¹ = 43123240335871 is a prime.

It is a super-2 number, since 2×43123242433023² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43123242433423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 798578563548 + ... + 798578563601.

It is an arithmetic number, because the mean of its divisors is an integer number (7985785635750).

Almost surely, 2^{43123242433023} is an apocalyptic number.

43123242433023 is a deficient number, since it is larger than the sum of its proper divisors (20763042652977).

43123242433023 is a wasteful number, since it uses less digits than its factorization.

43123242433023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597157127158 (or 1597157127152 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 36.

Adding to 43123242433023 its reverse (32033424232134), we get a palindrome (75156666665157).

The spelling of 43123242433023 in words is "forty-three trillion, one hundred twenty-three billion, two hundred forty-two million, four hundred thirty-three thousand, twenty-three".