697609699999984 has 20 divisors (see below), whose sum is σ = 1358621999941216. Its totient is φ = 346997570982912.

The previous prime is 697609699999957. The next prime is 697609699999999. The reversal of 697609699999984 is 489999996906796.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112954935384 + ... + 112954941559.

Almost surely, 2^{697609699999984} is an apocalyptic number.

It is an amenable number.

697609699999984 is a deficient number, since it is larger than the sum of its proper divisors (661012299941232).

697609699999984 is a wasteful number, since it uses less digits than its factorization.

697609699999984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225909877144 (or 225909877138 counting only the distinct ones).

The product of its (nonzero) digits is 2082772548864, while the sum is 109.

The spelling of 697609699999984 in words is "six hundred ninety-seven trillion, six hundred nine billion, six hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred eighty-four".