82517712803 has 2 divisors, whose sum is σ = 82517712804. Its totient is φ = 82517712802.

The previous prime is 82517712779. The next prime is 82517712841. The reversal of 82517712803 is 30821771528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82517712803 - 2²⁰ = 82516664227 is a prime.

It is not a weakly prime, because it can be changed into another prime (82517712103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41258856401 + 41258856402.

It is an arithmetic number, because the mean of its divisors is an integer number (41258856402).

Almost surely, 2^82517712803 is an apocalyptic number.

82517712803 is a deficient number, since it is larger than the sum of its proper divisors (1).

82517712803 is an equidigital number, since it uses as much as digits as its factorization.

82517712803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 44.

The spelling of 82517712803 in words is "eighty-two billion, five hundred seventeen million, seven hundred twelve thousand, eight hundred three".