40111881905311 has 2 divisors, whose sum is σ = 40111881905312. Its totient is φ = 40111881905310.

The previous prime is 40111881905273. The next prime is 40111881905339. The reversal of 40111881905311 is 11350918811104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40111881905311 - 2³³ = 40103291970719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40111881905341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20055940952655 + 20055940952656.

It is an arithmetic number, because the mean of its divisors is an integer number (20055940952656).

Almost surely, 2^{40111881905311} is an apocalyptic number.

40111881905311 is a deficient number, since it is larger than the sum of its proper divisors (1).

40111881905311 is an equidigital number, since it uses as much as digits as its factorization.

40111881905311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 43.

The spelling of 40111881905311 in words is "forty trillion, one hundred eleven billion, eight hundred eighty-one million, nine hundred five thousand, three hundred eleven".