82600842487 has 2 divisors, whose sum is σ = 82600842488. Its totient is φ = 82600842486.

The previous prime is 82600842407. The next prime is 82600842503. The reversal of 82600842487 is 78424800628.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82600842487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82600842487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82600842407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41300421243 + 41300421244.

It is an arithmetic number, because the mean of its divisors is an integer number (41300421244).

Almost surely, 2^82600842487 is an apocalyptic number.

82600842487 is a deficient number, since it is larger than the sum of its proper divisors (1).

82600842487 is an equidigital number, since it uses as much as digits as its factorization.

82600842487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1376256, while the sum is 49.

The spelling of 82600842487 in words is "eighty-two billion, six hundred million, eight hundred forty-two thousand, four hundred eighty-seven".