82696399571 has 2 divisors, whose sum is σ = 82696399572. Its totient is φ = 82696399570.

The previous prime is 82696399537. The next prime is 82696399579. The reversal of 82696399571 is 17599369628.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82696399571 - 2²⁶ = 82629290707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82696399498 and 82696399507.

It is not a weakly prime, because it can be changed into another prime (82696399579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41348199785 + 41348199786.

It is an arithmetic number, because the mean of its divisors is an integer number (41348199786).

Almost surely, 2^82696399571 is an apocalyptic number.

82696399571 is a deficient number, since it is larger than the sum of its proper divisors (1).

82696399571 is an equidigital number, since it uses as much as digits as its factorization.

82696399571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44089920, while the sum is 65.

The spelling of 82696399571 in words is "eighty-two billion, six hundred ninety-six million, three hundred ninety-nine thousand, five hundred seventy-one".