682486620815 has 4 divisors (see below), whose sum is σ = 818983944984. Its totient is φ = 545989296648.

The previous prime is 682486620811. The next prime is 682486620847. The reversal of 682486620815 is 518026684286.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 682486620815 - 2² = 682486620811 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682486620811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68248662077 + ... + 68248662086.

It is an arithmetic number, because the mean of its divisors is an integer number (204745986246).

Almost surely, 2^682486620815 is an apocalyptic number.

682486620815 is a deficient number, since it is larger than the sum of its proper divisors (136497324169).

682486620815 is a wasteful number, since it uses less digits than its factorization.

682486620815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136497324168.

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 682486620815 in words is "six hundred eighty-two billion, four hundred eighty-six million, six hundred twenty thousand, eight hundred fifteen".