40040441117 has 2 divisors, whose sum is σ = 40040441118. Its totient is φ = 40040441116.

The previous prime is 40040441093. The next prime is 40040441159. The reversal of 40040441117 is 71114404004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21807610276 + 18232830841 = 147674^2 + 135029^2 .

It is a cyclic number.

It is not a de Polignac number, because 40040441117 - 2⁸ = 40040440861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40040441197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20020220558 + 20020220559.

It is an arithmetic number, because the mean of its divisors is an integer number (20020220559).

Almost surely, 2^40040441117 is an apocalyptic number.

It is an amenable number.

40040441117 is a deficient number, since it is larger than the sum of its proper divisors (1).

40040441117 is an equidigital number, since it uses as much as digits as its factorization.

40040441117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

The spelling of 40040441117 in words is "forty billion, forty million, four hundred forty-one thousand, one hundred seventeen".