416355623617 has 2 divisors, whose sum is σ = 416355623618. Its totient is φ = 416355623616.

The previous prime is 416355623609. The next prime is 416355623657. The reversal of 416355623617 is 716326553614.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309420737536 + 106934886081 = 556256^2 + 327009^2 .

It is a cyclic number.

It is not a de Polignac number, because 416355623617 - 2³ = 416355623609 is a prime.

It is not a weakly prime, because it can be changed into another prime (416355623657) 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, 208177811808 + 208177811809.

It is an arithmetic number, because the mean of its divisors is an integer number (208177811809).

Almost surely, 2^416355623617 is an apocalyptic number.

It is an amenable number.

416355623617 is a deficient number, since it is larger than the sum of its proper divisors (1).

416355623617 is an equidigital number, since it uses as much as digits as its factorization.

416355623617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 49.

The spelling of 416355623617 in words is "four hundred sixteen billion, three hundred fifty-five million, six hundred twenty-three thousand, six hundred seventeen".