693886868692 has 6 divisors (see below), whose sum is σ = 1214302020218. Its totient is φ = 346943434344.

The previous prime is 693886868669. The next prime is 693886868699. The reversal of 693886868692 is 296868688396.

It can be written as a sum of positive squares in only one way, i.e., 627444588996 + 66442279696 = 792114^2 + 257764^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (693886868699) 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, 86735858583 + ... + 86735858590.

Almost surely, 2^693886868692 is an apocalyptic number.

It is an amenable number.

693886868692 is a deficient number, since it is larger than the sum of its proper divisors (520415151526).

693886868692 is a wasteful number, since it uses less digits than its factorization.

693886868692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173471717177 (or 173471717175 counting only the distinct ones).

The product of its digits is 2579890176, while the sum is 79.

The spelling of 693886868692 in words is "six hundred ninety-three billion, eight hundred eighty-six million, eight hundred sixty-eight thousand, six hundred ninety-two".