40243301423 has 4 divisors (see below), whose sum is σ = 43338940008. Its totient is φ = 37147662840.

The previous prime is 40243301393. The next prime is 40243301453. The reversal of 40243301423 is 32410334204.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40243301393) and next prime (40243301453).

It is a cyclic number.

It is not a de Polignac number, because 40243301423 - 2⁶ = 40243301359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40243301392 and 40243301401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40243301453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1547819273 + ... + 1547819298.

It is an arithmetic number, because the mean of its divisors is an integer number (10834735002).

Almost surely, 2^40243301423 is an apocalyptic number.

40243301423 is a deficient number, since it is larger than the sum of its proper divisors (3095638585).

40243301423 is a wasteful number, since it uses less digits than its factorization.

40243301423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095638584.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 40243301423 its reverse (32410334204), we get a palindrome (72653635627).

The spelling of 40243301423 in words is "forty billion, two hundred forty-three million, three hundred one thousand, four hundred twenty-three".