40023263471 has 2 divisors, whose sum is σ = 40023263472. Its totient is φ = 40023263470.

The previous prime is 40023263429. The next prime is 40023263491. The reversal of 40023263471 is 17436232004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40023263471 - 2¹⁸ = 40023001327 is a prime.

It is a super-3 number, since 3×40023263471³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40023263491) 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 as a sum of consecutive naturals, namely, 20011631735 + 20011631736.

It is an arithmetic number, because the mean of its divisors is an integer number (20011631736).

Almost surely, 2^40023263471 is an apocalyptic number.

40023263471 is a deficient number, since it is larger than the sum of its proper divisors (1).

40023263471 is an equidigital number, since it uses as much as digits as its factorization.

40023263471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 40023263471 its reverse (17436232004), we get a palindrome (57459495475).

The spelling of 40023263471 in words is "forty billion, twenty-three million, two hundred sixty-three thousand, four hundred seventy-one".