40845600017 has 2 divisors, whose sum is σ = 40845600018. Its totient is φ = 40845600016.

The previous prime is 40845599959. The next prime is 40845600023. The reversal of 40845600017 is 71000654804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33078879376 + 7766720641 = 181876^2 + 88129^2 .

It is a cyclic number.

It is not a de Polignac number, because 40845600017 - 2³² = 36550632721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40845600017.

It is not a weakly prime, because it can be changed into another prime (40845600097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20422800008 + 20422800009.

It is an arithmetic number, because the mean of its divisors is an integer number (20422800009).

Almost surely, 2^40845600017 is an apocalyptic number.

It is an amenable number.

40845600017 is a deficient number, since it is larger than the sum of its proper divisors (1).

40845600017 is an equidigital number, since it uses as much as digits as its factorization.

40845600017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 40845600017 in words is "forty billion, eight hundred forty-five million, six hundred thousand, seventeen".