617868689716 has 24 divisors (see below), whose sum is σ = 1081902076640. Its totient is φ = 308753877600.

The previous prime is 617868689689. The next prime is 617868689717. The reversal of 617868689716 is 617986868716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617868689717) 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 in 7 ways as a sum of consecutive naturals, for example, 91114246 + ... + 91121026.

Almost surely, 2^617868689716 is an apocalyptic number.

It is an amenable number.

617868689716 is a deficient number, since it is larger than the sum of its proper divisors (464033386924).

617868689716 is a wasteful number, since it uses less digits than its factorization.

617868689716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16735 (or 16733 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 73.

The spelling of 617868689716 in words is "six hundred seventeen billion, eight hundred sixty-eight million, six hundred eighty-nine thousand, seven hundred sixteen".