40105510856911 has 2 divisors, whose sum is σ = 40105510856912. Its totient is φ = 40105510856910.

The previous prime is 40105510856833. The next prime is 40105510856959. The reversal of 40105510856911 is 11965801550104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40105510856911 - 2¹¹ = 40105510854863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40105510856311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20052755428455 + 20052755428456.

It is an arithmetic number, because the mean of its divisors is an integer number (20052755428456).

Almost surely, 2^{40105510856911} is an apocalyptic number.

40105510856911 is a deficient number, since it is larger than the sum of its proper divisors (1).

40105510856911 is an equidigital number, since it uses as much as digits as its factorization.

40105510856911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 46.

The spelling of 40105510856911 in words is "forty trillion, one hundred five billion, five hundred ten million, eight hundred fifty-six thousand, nine hundred eleven".