82707131023471 has 2 divisors, whose sum is σ = 82707131023472. Its totient is φ = 82707131023470.

The previous prime is 82707131023397. The next prime is 82707131023493. The reversal of 82707131023471 is 17432013170728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82707131023471 - 2¹⁵ = 82707130990703 is a prime.

It is a super-3 number, since 3×82707131023471³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82707131020471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41353565511735 + 41353565511736.

It is an arithmetic number, because the mean of its divisors is an integer number (41353565511736).

Almost surely, 2^{82707131023471} is an apocalyptic number.

82707131023471 is a deficient number, since it is larger than the sum of its proper divisors (1).

82707131023471 is an equidigital number, since it uses as much as digits as its factorization.

82707131023471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 395136, while the sum is 46.

The spelling of 82707131023471 in words is "eighty-two trillion, seven hundred seven billion, one hundred thirty-one million, twenty-three thousand, four hundred seventy-one".