40884840041 has 2 divisors, whose sum is σ = 40884840042. Its totient is φ = 40884840040.

The previous prime is 40884839981. The next prime is 40884840071. The reversal of 40884840041 is 14004848804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37337446441 + 3547393600 = 193229^2 + 59560^2 .

It is a cyclic number.

It is not a de Polignac number, because 40884840041 - 2³⁴ = 23704970857 is a prime.

It is not a weakly prime, because it can be changed into another prime (40884840071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20442420020 + 20442420021.

It is an arithmetic number, because the mean of its divisors is an integer number (20442420021).

Almost surely, 2^40884840041 is an apocalyptic number.

It is an amenable number.

40884840041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40884840041 is an equidigital number, since it uses as much as digits as its factorization.

40884840041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131072, while the sum is 41.

Subtracting from 40884840041 its sum of digits (41), we obtain a square (40884840000 = 202200²).

The spelling of 40884840041 in words is "forty billion, eight hundred eighty-four million, eight hundred forty thousand, forty-one".