40065534203 has 2 divisors, whose sum is σ = 40065534204. Its totient is φ = 40065534202.

The previous prime is 40065534163. The next prime is 40065534217. The reversal of 40065534203 is 30243556004.

40065534203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40065534203 - 2⁶ = 40065534139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40065534203.

It is not a weakly prime, because it can be changed into another prime (40065534233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20032767101 + 20032767102.

It is an arithmetic number, because the mean of its divisors is an integer number (20032767102).

Almost surely, 2^40065534203 is an apocalyptic number.

40065534203 is a deficient number, since it is larger than the sum of its proper divisors (1).

40065534203 is an equidigital number, since it uses as much as digits as its factorization.

40065534203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 40065534203 in words is "forty billion, sixty-five million, five hundred thirty-four thousand, two hundred three".