40323040171 has 2 divisors, whose sum is σ = 40323040172. Its totient is φ = 40323040170.

The previous prime is 40323040141. The next prime is 40323040213. The reversal of 40323040171 is 17104032304.

40323040171 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 not a de Polignac number, because 40323040171 - 2⁵ = 40323040139 is a prime.

It is not a weakly prime, because it can be changed into another prime (40323040141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20161520085 + 20161520086.

It is an arithmetic number, because the mean of its divisors is an integer number (20161520086).

Almost surely, 2^40323040171 is an apocalyptic number.

40323040171 is a deficient number, since it is larger than the sum of its proper divisors (1).

40323040171 is an equidigital number, since it uses as much as digits as its factorization.

40323040171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 40323040171 its reverse (17104032304), we get a palindrome (57427072475).

The spelling of 40323040171 in words is "forty billion, three hundred twenty-three million, forty thousand, one hundred seventy-one".