40946465610217 has 2 divisors, whose sum is σ = 40946465610218. Its totient is φ = 40946465610216.

The previous prime is 40946465610181. The next prime is 40946465610283. The reversal of 40946465610217 is 71201656464904.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40833365229801 + 113100380416 = 6390099^2 + 336304^2 .

It is a cyclic number.

It is not a de Polignac number, because 40946465610217 - 2²³ = 40946457221609 is a prime.

It is a super-2 number, since 2×40946465610217² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40946465610517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20473232805108 + 20473232805109.

It is an arithmetic number, because the mean of its divisors is an integer number (20473232805109).

Almost surely, 2^{40946465610217} is an apocalyptic number.

It is an amenable number.

40946465610217 is a deficient number, since it is larger than the sum of its proper divisors (1).

40946465610217 is an equidigital number, since it uses as much as digits as its factorization.

40946465610217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 40946465610217 in words is "forty trillion, nine hundred forty-six billion, four hundred sixty-five million, six hundred ten thousand, two hundred seventeen".