693776966 has 8 divisors (see below), whose sum is σ = 1040783520. Its totient is φ = 346849128.

The previous prime is 693776957. The next prime is 693776977. The reversal of 693776966 is 669677396.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13640 + ... + 39668.

It is an arithmetic number, because the mean of its divisors is an integer number (130097940).

Almost surely, 2^693776966 is an apocalyptic number.

693776966 is a deficient number, since it is larger than the sum of its proper divisors (347006554).

693776966 is a wasteful number, since it uses less digits than its factorization.

693776966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39358.

The product of its digits is 15431472, while the sum is 59.

The square root of 693776966 is about 26339.6462770478. The cubic root of 693776966 is about 885.2649960269.

The spelling of 693776966 in words is "six hundred ninety-three million, seven hundred seventy-six thousand, nine hundred sixty-six".