82256761717671 has 8 divisors (see below), whose sum is σ = 109676089890304. Its totient is φ = 54837637345080.

The previous prime is 82256761717657. The next prime is 82256761717673. The reversal of 82256761717671 is 17671716765228.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82256761717671 - 2⁶ = 82256761717607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82256761717673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50005741 + ... + 51624486.

It is an arithmetic number, because the mean of its divisors is an integer number (13709511236288).

Almost surely, 2^{82256761717671} is an apocalyptic number.

82256761717671 is a deficient number, since it is larger than the sum of its proper divisors (27419328172633).

82256761717671 is a wasteful number, since it uses less digits than its factorization.

82256761717671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101900021.

The product of its digits is 82978560, while the sum is 66.

The spelling of 82256761717671 in words is "eighty-two trillion, two hundred fifty-six billion, seven hundred sixty-one million, seven hundred seventeen thousand, six hundred seventy-one".