82501608487 has 2 divisors, whose sum is σ = 82501608488. Its totient is φ = 82501608486.

The previous prime is 82501608407. The next prime is 82501608517. The reversal of 82501608487 is 78480610528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82501608487 - 2⁷ = 82501608359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82501608487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82501608407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41250804243 + 41250804244.

It is an arithmetic number, because the mean of its divisors is an integer number (41250804244).

Almost surely, 2^82501608487 is an apocalyptic number.

82501608487 is a deficient number, since it is larger than the sum of its proper divisors (1).

82501608487 is an equidigital number, since it uses as much as digits as its factorization.

82501608487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 82501608487 in words is "eighty-two billion, five hundred one million, six hundred eight thousand, four hundred eighty-seven".