40652008073 has 2 divisors, whose sum is σ = 40652008074. Its totient is φ = 40652008072.

The previous prime is 40652008057. The next prime is 40652008097. The reversal of 40652008073 is 37080025604.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32979649609 + 7672358464 = 181603^2 + 87592^2 .

It is a cyclic number.

It is not a de Polignac number, because 40652008073 - 2⁴ = 40652008057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40652008043) 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, 20326004036 + 20326004037.

It is an arithmetic number, because the mean of its divisors is an integer number (20326004037).

Almost surely, 2^40652008073 is an apocalyptic number.

It is an amenable number.

40652008073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40652008073 is an equidigital number, since it uses as much as digits as its factorization.

40652008073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 40652008073 in words is "forty billion, six hundred fifty-two million, eight thousand, seventy-three".