40108616204149 has 2 divisors, whose sum is σ = 40108616204150. Its totient is φ = 40108616204148.

The previous prime is 40108616204101. The next prime is 40108616204207. The reversal of 40108616204149 is 94140261680104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30381515635249 + 9727100568900 = 5511943^2 + 3118830^2 .

It is a cyclic number.

It is not a de Polignac number, because 40108616204149 - 2¹¹ = 40108616202101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40108616204099 and 40108616204108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40108616201149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20054308102074 + 20054308102075.

It is an arithmetic number, because the mean of its divisors is an integer number (20054308102075).

Almost surely, 2^{40108616204149} is an apocalyptic number.

It is an amenable number.

40108616204149 is a deficient number, since it is larger than the sum of its proper divisors (1).

40108616204149 is an equidigital number, since it uses as much as digits as its factorization.

40108616204149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 40108616204149 in words is "forty trillion, one hundred eight billion, six hundred sixteen million, two hundred four thousand, one hundred forty-nine".