40235510099 has 2 divisors, whose sum is σ = 40235510100. Its totient is φ = 40235510098.

The previous prime is 40235510089. The next prime is 40235510123. The reversal of 40235510099 is 99001553204.

40235510099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40235510099 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40235510089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20117755049 + 20117755050.

It is an arithmetic number, because the mean of its divisors is an integer number (20117755050).

Almost surely, 2^40235510099 is an apocalyptic number.

40235510099 is a deficient number, since it is larger than the sum of its proper divisors (1).

40235510099 is an equidigital number, since it uses as much as digits as its factorization.

40235510099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 40235510099 in words is "forty billion, two hundred thirty-five million, five hundred ten thousand, ninety-nine".