40036107157 has 2 divisors, whose sum is σ = 40036107158. Its totient is φ = 40036107156.

The previous prime is 40036107131. The next prime is 40036107217. The reversal of 40036107157 is 75170163004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39868508241 + 167598916 = 199671^2 + 12946^2 .

It is a cyclic number.

It is not a de Polignac number, because 40036107157 - 2⁷ = 40036107029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40036407157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20018053578 + 20018053579.

It is an arithmetic number, because the mean of its divisors is an integer number (20018053579).

Almost surely, 2^40036107157 is an apocalyptic number.

It is an amenable number.

40036107157 is a deficient number, since it is larger than the sum of its proper divisors (1).

40036107157 is an equidigital number, since it uses as much as digits as its factorization.

40036107157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 40036107157 in words is "forty billion, thirty-six million, one hundred seven thousand, one hundred fifty-seven".