40104160897 has 2 divisors, whose sum is σ = 40104160898. Its totient is φ = 40104160896.

The previous prime is 40104160883. The next prime is 40104160931. The reversal of 40104160897 is 79806140104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32477806656 + 7626354241 = 180216^2 + 87329^2 .

It is a cyclic number.

It is not a de Polignac number, because 40104160897 - 2³¹ = 37956677249 is a prime.

It is not a weakly prime, because it can be changed into another prime (40104160867) 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, 20052080448 + 20052080449.

It is an arithmetic number, because the mean of its divisors is an integer number (20052080449).

Almost surely, 2^40104160897 is an apocalyptic number.

It is an amenable number.

40104160897 is a deficient number, since it is larger than the sum of its proper divisors (1).

40104160897 is an equidigital number, since it uses as much as digits as its factorization.

40104160897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 40104160897 in words is "forty billion, one hundred four million, one hundred sixty thousand, eight hundred ninety-seven".