83117753408663 has 2 divisors, whose sum is σ = 83117753408664. Its totient is φ = 83117753408662.

The previous prime is 83117753408561. The next prime is 83117753408693. The reversal of 83117753408663 is 36680435771138.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83117753408663 - 2¹⁶ = 83117753343127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83117753408596 and 83117753408605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83117753408693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41558876704331 + 41558876704332.

It is an arithmetic number, because the mean of its divisors is an integer number (41558876704332).

Almost surely, 2^{83117753408663} is an apocalyptic number.

83117753408663 is a deficient number, since it is larger than the sum of its proper divisors (1).

83117753408663 is an equidigital number, since it uses as much as digits as its factorization.

83117753408663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 83117753408663 in words is "eighty-three trillion, one hundred seventeen billion, seven hundred fifty-three million, four hundred eight thousand, six hundred sixty-three".