40163634005843 has 2 divisors, whose sum is σ = 40163634005844. Its totient is φ = 40163634005842.

The previous prime is 40163634005827. The next prime is 40163634005849. The reversal of 40163634005843 is 34850043636104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40163634005843 - 2⁴ = 40163634005827 is a prime.

It is a super-2 number, since 2×40163634005843² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40163634005849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20081817002921 + 20081817002922.

It is an arithmetic number, because the mean of its divisors is an integer number (20081817002922).

Almost surely, 2^{40163634005843} is an apocalyptic number.

40163634005843 is a deficient number, since it is larger than the sum of its proper divisors (1).

40163634005843 is an equidigital number, since it uses as much as digits as its factorization.

40163634005843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 40163634005843 in words is "forty trillion, one hundred sixty-three billion, six hundred thirty-four million, five thousand, eight hundred forty-three".