82717125765107 has 2 divisors, whose sum is σ = 82717125765108. Its totient is φ = 82717125765106.

The previous prime is 82717125765067. The next prime is 82717125765121. The reversal of 82717125765107 is 70156752171728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82717125765107 - 2³⁸ = 82442247858163 is a prime.

It is not a weakly prime, because it can be changed into another prime (82717125765007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41358562882553 + 41358562882554.

It is an arithmetic number, because the mean of its divisors is an integer number (41358562882554).

Almost surely, 2^{82717125765107} is an apocalyptic number.

82717125765107 is a deficient number, since it is larger than the sum of its proper divisors (1).

82717125765107 is an equidigital number, since it uses as much as digits as its factorization.

82717125765107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11524800, while the sum is 59.

The spelling of 82717125765107 in words is "eighty-two trillion, seven hundred seventeen billion, one hundred twenty-five million, seven hundred sixty-five thousand, one hundred seven".