83508235317 has 48 divisors (see below), whose sum is σ = 131830386688. Its totient is φ = 50628291840.

The previous prime is 83508235303. The next prime is 83508235319. The reversal of 83508235317 is 71353280538.

83508235317 is a `hidden beast` number, since 8 + 35 + 0 + 82 + 3 + 531 + 7 = 666.

It is not a de Polignac number, because 83508235317 - 2⁷ = 83508235189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83508235319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8254092 + ... + 8264202.

Almost surely, 2^83508235317 is an apocalyptic number.

It is an amenable number.

83508235317 is a deficient number, since it is larger than the sum of its proper divisors (48322151371).

83508235317 is a wasteful number, since it uses less digits than its factorization.

83508235317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11170 (or 11167 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 83508235317 in words is "eighty-three billion, five hundred eight million, two hundred thirty-five thousand, three hundred seventeen".