40340670070073 has 2 divisors, whose sum is σ = 40340670070074. Its totient is φ = 40340670070072.

The previous prime is 40340670070037. The next prime is 40340670070091. The reversal of 40340670070073 is 37007007604304.

40340670070073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (40340670070037) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40176670989049 + 163999081024 = 6338507^2 + 404968^2 .

It is a cyclic number.

It is not a de Polignac number, because 40340670070073 - 2³⁰ = 40339596328249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40340670070073.

It is not a weakly prime, because it can be changed into another prime (40340670070093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20170335035036 + 20170335035037.

It is an arithmetic number, because the mean of its divisors is an integer number (20170335035037).

Almost surely, 2^{40340670070073} is an apocalyptic number.

It is an amenable number.

40340670070073 is a deficient number, since it is larger than the sum of its proper divisors (1).

40340670070073 is an equidigital number, since it uses as much as digits as its factorization.

40340670070073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 296352, while the sum is 41.

Adding to 40340670070073 its reverse (37007007604304), we get a palindrome (77347677674377).

The spelling of 40340670070073 in words is "forty trillion, three hundred forty billion, six hundred seventy million, seventy thousand, seventy-three".