40505045467 has 2 divisors, whose sum is σ = 40505045468. Its totient is φ = 40505045466.

The previous prime is 40505045437. The next prime is 40505045593. The reversal of 40505045467 is 76454050504.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40505045467 - 2¹¹ = 40505043419 is a prime.

It is not a weakly prime, because it can be changed into another prime (40505045437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20252522733 + 20252522734.

It is an arithmetic number, because the mean of its divisors is an integer number (20252522734).

Almost surely, 2^40505045467 is an apocalyptic number.

40505045467 is a deficient number, since it is larger than the sum of its proper divisors (1).

40505045467 is an equidigital number, since it uses as much as digits as its factorization.

40505045467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336000, while the sum is 40.

The spelling of 40505045467 in words is "forty billion, five hundred five million, forty-five thousand, four hundred sixty-seven".