40865867011 has 2 divisors, whose sum is σ = 40865867012. Its totient is φ = 40865867010.

The previous prime is 40865866939. The next prime is 40865867017. The reversal of 40865867011 is 11076856804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40865867011 - 2⁹ = 40865866499 is a prime.

It is a super-3 number, since 3×40865867011³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (40865867017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20432933505 + 20432933506.

It is an arithmetic number, because the mean of its divisors is an integer number (20432933506).

Almost surely, 2^40865867011 is an apocalyptic number.

40865867011 is a deficient number, since it is larger than the sum of its proper divisors (1).

40865867011 is an equidigital number, since it uses as much as digits as its factorization.

40865867011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 40865867011 in words is "forty billion, eight hundred sixty-five million, eight hundred sixty-seven thousand, eleven".