40443411040423 has 2 divisors, whose sum is σ = 40443411040424. Its totient is φ = 40443411040422.

The previous prime is 40443411040343. The next prime is 40443411040427. The reversal of 40443411040423 is 32404011434404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40443411040423 - 2¹³ = 40443411032231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40443411040427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20221705520211 + 20221705520212.

It is an arithmetic number, because the mean of its divisors is an integer number (20221705520212).

Almost surely, 2^{40443411040423} is an apocalyptic number.

40443411040423 is a deficient number, since it is larger than the sum of its proper divisors (1).

40443411040423 is an equidigital number, since it uses as much as digits as its factorization.

40443411040423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 40443411040423 its reverse (32404011434404), we get a palindrome (72847422474827).

The spelling of 40443411040423 in words is "forty trillion, four hundred forty-three billion, four hundred eleven million, forty thousand, four hundred twenty-three".