40365366911 has 2 divisors, whose sum is σ = 40365366912. Its totient is φ = 40365366910.

The previous prime is 40365366901. The next prime is 40365366913. The reversal of 40365366911 is 11966356304.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40365366911 is a prime.

It is a Sophie Germain prime.

Together with 40365366913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40365366913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20182683455 + 20182683456.

It is an arithmetic number, because the mean of its divisors is an integer number (20182683456).

Almost surely, 2^40365366911 is an apocalyptic number.

40365366911 is a deficient number, since it is larger than the sum of its proper divisors (1).

40365366911 is an equidigital number, since it uses as much as digits as its factorization.

40365366911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 40365366911 in words is "forty billion, three hundred sixty-five million, three hundred sixty-six thousand, nine hundred eleven".